20278399524

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{3967}}^1$

素因数の和:4437

約数の個数: 96

約数和(自身を含む): 50410106880

約数和(自身を除く): 30131707356

約数列:

[1, 2, 3, 4, 6, 12, 29, 37, 58, 74, 87, 111, 116, 148, 174, 222, 348, 397, 444, 794, 1073, 1191, 1588, 2146, 2382, 3219, 3967, 4292, 4764, 6438, 7934, 11513, 11901, 12876, 14689, 15868, 23026, 23802, 29378, 34539, 44067, 46052, 47604, 58756, 69078, 88134, 115043, 138156, 146779, 176268, 230086, 293558, 345129, 425981, 440337, 460172, 587116, 690258, 851962, 880674, 1277943, 1380516, 1574899, 1703924, 1761348, 2555886, 3149798, 4256591, 4724697, 5111772, 6299596, 8513182, 9449394, 12769773, 17026364, 18898788, 25539546, 45672071, 51079092, 58271263, 91344142, 116542526, 137016213, 174813789, 182688284, 233085052, 274032426, 349627578, 548064852, 699255156, 1689866627, 3379733254, 5069599881, 6759466508, 10139199762, 20278399524]

約数ペア:

[(1, 20278399524), (2, 10139199762), (3, 6759466508), (4, 5069599881), (6, 3379733254), (12, 1689866627), (29, 699255156), (37, 548064852), (58, 349627578), (74, 274032426), (87, 233085052), (111, 182688284), (116, 174813789), (148, 137016213), (174, 116542526), (222, 91344142), (348, 58271263), (397, 51079092), (444, 45672071), (794, 25539546), (1073, 18898788), (1191, 17026364), (1588, 12769773), (2146, 9449394), (2382, 8513182), (3219, 6299596), (3967, 5111772), (4292, 4724697), (4764, 4256591), (6438, 3149798), (7934, 2555886), (11513, 1761348), (11901, 1703924), (12876, 1574899), (14689, 1380516), (15868, 1277943), (23026, 880674), (23802, 851962), (29378, 690258), (34539, 587116), (44067, 460172), (46052, 440337), (47604, 425981), (58756, 345129), (69078, 293558), (88134, 230086), (115043, 176268), (138156, 146779)]