About the Number

20197438128

20197438127 ← → 20197438129

2進数表記:10010110011110111000111001010110000

漢数字表記:二百一億九千七百四十三万八千百二十八

素因数分解:

2 4 × 3 4 × 7 1 × 107 1 × 20807 1

素因数の和:20941
約数の個数: 200
約数和(自身を含む): 67435898112
約数和(自身を除く): 47238459984

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 107, 108, 112, 126, 144, 162, 168, 189, 214, 216, 252, 321, 324, 336, 378, 428, 432, 504, 567, 642, 648, 749, 756, 856, 963, 1008, 1134, 1284, 1296, 1498, 1512, 1712, 1926, 2247, 2268, 2568, 2889, 2996, 3024, 3852, 4494, 4536, 5136, 5778, 5992, 6741, 7704, 8667, 8988, 9072, 11556, 11984, 13482, 15408, 17334, 17976, 20223, 20807, 23112, 26964, 34668, 35952, 40446, 41614, 46224, 53928, 60669, 62421, 69336, 80892, 83228, 107856, 121338, 124842, 138672, 145649, 161784, 166456, 187263, 242676, 249684, 291298, 323568, 332912, 374526, 436947, 485352, 499368, 561789, 582596, 749052, 873894, 970704, 998736, 1123578, 1165192, 1310841, 1498104, 1685367, 1747788, 2226349, 2247156, 2330384, 2621682, 2996208, 3370734, 3495576, 3932523, 4452698, 4494312, 5243364, 6679047, 6741468, 6991152, 7865046, 8905396, 8988624, 10486728, 11797569, 13358094, 13482936, 15584443, 15730092, 17810792, 20037141, 20973456, 23595138, 26716188, 26965872, 31168886, 31460184, 35621584, 40074282, 46753329, 47190276, 53432376, 60111423, 62337772, 62920368, 80148564, 93506658, 94380552, 106864752, 120222846, 124675544, 140259987, 160297128, 180334269, 187013316, 188761104, 240445692, 249351088, 280519974, 320594256, 360668538, 374026632, 420779961, 480891384, 561039948, 721337076, 748053264, 841559922, 961782768, 1122079896, 1262339883, 1442674152, 1683119844, 2244159792, 2524679766, 2885348304, 3366239688, 5049359532, 6732479376, 10098719064, 20197438128]

約数ペア:
[(1, 20197438128), (2, 10098719064), (3, 6732479376), (4, 5049359532), (6, 3366239688), (7, 2885348304), (8, 2524679766), (9, 2244159792), (12, 1683119844), (14, 1442674152), (16, 1262339883), (18, 1122079896), (21, 961782768), (24, 841559922), (27, 748053264), (28, 721337076), (36, 561039948), (42, 480891384), (48, 420779961), (54, 374026632), (56, 360668538), (63, 320594256), (72, 280519974), (81, 249351088), (84, 240445692), (107, 188761104), (108, 187013316), (112, 180334269), (126, 160297128), (144, 140259987), (162, 124675544), (168, 120222846), (189, 106864752), (214, 94380552), (216, 93506658), (252, 80148564), (321, 62920368), (324, 62337772), (336, 60111423), (378, 53432376), (428, 47190276), (432, 46753329), (504, 40074282), (567, 35621584), (642, 31460184), (648, 31168886), (749, 26965872), (756, 26716188), (856, 23595138), (963, 20973456), (1008, 20037141), (1134, 17810792), (1284, 15730092), (1296, 15584443), (1498, 13482936), (1512, 13358094), (1712, 11797569), (1926, 10486728), (2247, 8988624), (2268, 8905396), (2568, 7865046), (2889, 6991152), (2996, 6741468), (3024, 6679047), (3852, 5243364), (4494, 4494312), (4536, 4452698), (5136, 3932523), (5778, 3495576), (5992, 3370734), (6741, 2996208), (7704, 2621682), (8667, 2330384), (8988, 2247156), (9072, 2226349), (11556, 1747788), (11984, 1685367), (13482, 1498104), (15408, 1310841), (17334, 1165192), (17976, 1123578), (20223, 998736), (20807, 970704), (23112, 873894), (26964, 749052), (34668, 582596), (35952, 561789), (40446, 499368), (41614, 485352), (46224, 436947), (53928, 374526), (60669, 332912), (62421, 323568), (69336, 291298), (80892, 249684), (83228, 242676), (107856, 187263), (121338, 166456), (124842, 161784), (138672, 145649)]

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