20188966488

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{7127}}^1$

素因数の和:7337

約数の個数: 128

約数和(自身を含む): 54873054720

約数和(自身を除く): 34684088232

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 53, 68, 102, 106, 131, 136, 159, 204, 212, 262, 318, 393, 408, 424, 524, 636, 786, 901, 1048, 1272, 1572, 1802, 2227, 2703, 3144, 3604, 4454, 5406, 6681, 6943, 7127, 7208, 8908, 10812, 13362, 13886, 14254, 17816, 20829, 21381, 21624, 26724, 27772, 28508, 41658, 42762, 53448, 55544, 57016, 83316, 85524, 118031, 121159, 166632, 171048, 236062, 242318, 354093, 363477, 377731, 472124, 484636, 708186, 726954, 755462, 933637, 944248, 969272, 1133193, 1416372, 1453908, 1510924, 1867274, 2266386, 2800911, 2832744, 2907816, 3021848, 3734548, 4532772, 5601822, 6421427, 7469096, 9065544, 11203644, 12842854, 15871829, 19264281, 22407288, 25685708, 31743658, 38528562, 47615487, 49482761, 51371416, 63487316, 77057124, 95230974, 98965522, 126974632, 148448283, 154114248, 190461948, 197931044, 296896566, 380923896, 395862088, 593793132, 841206937, 1187586264, 1682413874, 2523620811, 3364827748, 5047241622, 6729655496, 10094483244, 20188966488]

約数ペア:

[(1, 20188966488), (2, 10094483244), (3, 6729655496), (4, 5047241622), (6, 3364827748), (8, 2523620811), (12, 1682413874), (17, 1187586264), (24, 841206937), (34, 593793132), (51, 395862088), (53, 380923896), (68, 296896566), (102, 197931044), (106, 190461948), (131, 154114248), (136, 148448283), (159, 126974632), (204, 98965522), (212, 95230974), (262, 77057124), (318, 63487316), (393, 51371416), (408, 49482761), (424, 47615487), (524, 38528562), (636, 31743658), (786, 25685708), (901, 22407288), (1048, 19264281), (1272, 15871829), (1572, 12842854), (1802, 11203644), (2227, 9065544), (2703, 7469096), (3144, 6421427), (3604, 5601822), (4454, 4532772), (5406, 3734548), (6681, 3021848), (6943, 2907816), (7127, 2832744), (7208, 2800911), (8908, 2266386), (10812, 1867274), (13362, 1510924), (13886, 1453908), (14254, 1416372), (17816, 1133193), (20829, 969272), (21381, 944248), (21624, 933637), (26724, 755462), (27772, 726954), (28508, 708186), (41658, 484636), (42762, 472124), (53448, 377731), (55544, 363477), (57016, 354093), (83316, 242318), (85524, 236062), (118031, 171048), (121159, 166632)]