20173120944

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{127}}^2\times {\mathrm{367}}^1$

素因数の和:703

約数の個数: 120

約数和(自身を含む): 53412438528

約数和(自身を除く): 33239317584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 127, 142, 213, 254, 284, 367, 381, 426, 508, 568, 734, 762, 852, 1016, 1101, 1136, 1468, 1524, 1704, 2032, 2202, 2936, 3048, 3408, 4404, 5872, 6096, 8808, 9017, 16129, 17616, 18034, 26057, 27051, 32258, 36068, 46609, 48387, 52114, 54102, 64516, 72136, 78171, 93218, 96774, 104228, 108204, 129032, 139827, 144272, 156342, 186436, 193548, 208456, 216408, 258064, 279654, 312684, 372872, 387096, 416912, 432816, 559308, 625368, 745744, 774192, 1118616, 1145159, 1250736, 2237232, 2290318, 3309239, 3435477, 4580636, 5919343, 6618478, 6870954, 9161272, 9927717, 11838686, 13236956, 13741908, 17758029, 18322544, 19855434, 23677372, 26473912, 27483816, 35516058, 39710868, 47354744, 52947824, 54967632, 71032116, 79421736, 94709488, 142064232, 158843472, 284128464, 420273353, 840546706, 1260820059, 1681093412, 2521640118, 3362186824, 5043280236, 6724373648, 10086560472, 20173120944]

約数ペア:

[(1, 20173120944), (2, 10086560472), (3, 6724373648), (4, 5043280236), (6, 3362186824), (8, 2521640118), (12, 1681093412), (16, 1260820059), (24, 840546706), (48, 420273353), (71, 284128464), (127, 158843472), (142, 142064232), (213, 94709488), (254, 79421736), (284, 71032116), (367, 54967632), (381, 52947824), (426, 47354744), (508, 39710868), (568, 35516058), (734, 27483816), (762, 26473912), (852, 23677372), (1016, 19855434), (1101, 18322544), (1136, 17758029), (1468, 13741908), (1524, 13236956), (1704, 11838686), (2032, 9927717), (2202, 9161272), (2936, 6870954), (3048, 6618478), (3408, 5919343), (4404, 4580636), (5872, 3435477), (6096, 3309239), (8808, 2290318), (9017, 2237232), (16129, 1250736), (17616, 1145159), (18034, 1118616), (26057, 774192), (27051, 745744), (32258, 625368), (36068, 559308), (46609, 432816), (48387, 416912), (52114, 387096), (54102, 372872), (64516, 312684), (72136, 279654), (78171, 258064), (93218, 216408), (96774, 208456), (104228, 193548), (108204, 186436), (129032, 156342), (139827, 144272)]