1899182012

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 4390948800

約数和(自身を除く): 2491766788

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 97, 133, 149, 182, 194, 247, 266, 298, 361, 364, 388, 494, 532, 596, 679, 722, 988, 1043, 1261, 1358, 1444, 1729, 1843, 1937, 2086, 2522, 2527, 2716, 2831, 3458, 3686, 3874, 4172, 4693, 5044, 5054, 5662, 6916, 7372, 7748, 8827, 9386, 10108, 11324, 12901, 13559, 14453, 17654, 18772, 19817, 23959, 25802, 27118, 28906, 32851, 35017, 35308, 36803, 39634, 47918, 51604, 53789, 54236, 57812, 65702, 70034, 73606, 79268, 95836, 101171, 107578, 131404, 140068, 147212, 167713, 187889, 202342, 215156, 245119, 257621, 274607, 335426, 375778, 376523, 404684, 455221, 490238, 515242, 549214, 670852, 699257, 751556, 753046, 910442, 980476, 1030484, 1098428, 1315223, 1398514, 1506092, 1820884, 1922249, 2630446, 2797028, 3186547, 3569891, 3844498, 4894799, 5217533, 5260892, 6373094, 7139782, 7688996, 9789598, 10435066, 12746188, 14279564, 19579196, 20870132, 24989237, 36522731, 49978474, 67827929, 73045462, 99956948, 135655858, 146090924, 271311716, 474795503, 949591006, 1899182012]

約数ペア:

[(1, 1899182012), (2, 949591006), (4, 474795503), (7, 271311716), (13, 146090924), (14, 135655858), (19, 99956948), (26, 73045462), (28, 67827929), (38, 49978474), (52, 36522731), (76, 24989237), (91, 20870132), (97, 19579196), (133, 14279564), (149, 12746188), (182, 10435066), (194, 9789598), (247, 7688996), (266, 7139782), (298, 6373094), (361, 5260892), (364, 5217533), (388, 4894799), (494, 3844498), (532, 3569891), (596, 3186547), (679, 2797028), (722, 2630446), (988, 1922249), (1043, 1820884), (1261, 1506092), (1358, 1398514), (1444, 1315223), (1729, 1098428), (1843, 1030484), (1937, 980476), (2086, 910442), (2522, 753046), (2527, 751556), (2716, 699257), (2831, 670852), (3458, 549214), (3686, 515242), (3874, 490238), (4172, 455221), (4693, 404684), (5044, 376523), (5054, 375778), (5662, 335426), (6916, 274607), (7372, 257621), (7748, 245119), (8827, 215156), (9386, 202342), (10108, 187889), (11324, 167713), (12901, 147212), (13559, 140068), (14453, 131404), (17654, 107578), (18772, 101171), (19817, 95836), (23959, 79268), (25802, 73606), (27118, 70034), (28906, 65702), (32851, 57812), (35017, 54236), (35308, 53789), (36803, 51604), (39634, 47918)]