20770542

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2399}}^1$

素因数の和:2457

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 29024658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2399, 2886, 4329, 4798, 7197, 8658, 14394, 21591, 31187, 43182, 62374, 88763, 93561, 177526, 187122, 266289, 280683, 532578, 561366, 798867, 1153919, 1597734, 2307838, 3461757, 6923514, 10385271, 20770542]

約数ペア:

[(1, 20770542), (2, 10385271), (3, 6923514), (6, 3461757), (9, 2307838), (13, 1597734), (18, 1153919), (26, 798867), (37, 561366), (39, 532578), (74, 280683), (78, 266289), (111, 187122), (117, 177526), (222, 93561), (234, 88763), (333, 62374), (481, 43182), (666, 31187), (962, 21591), (1443, 14394), (2399, 8658), (2886, 7197), (4329, 4798)]