20059506

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 44972928

約数和(自身を除く): 24913422

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 131, 141, 181, 262, 282, 362, 393, 423, 543, 786, 846, 1086, 1179, 1629, 2358, 3258, 6157, 8507, 12314, 17014, 18471, 23711, 25521, 36942, 47422, 51042, 55413, 71133, 76563, 110826, 142266, 153126, 213399, 426798, 1114417, 2228834, 3343251, 6686502, 10029753, 20059506]

約数ペア:

[(1, 20059506), (2, 10029753), (3, 6686502), (6, 3343251), (9, 2228834), (18, 1114417), (47, 426798), (94, 213399), (131, 153126), (141, 142266), (181, 110826), (262, 76563), (282, 71133), (362, 55413), (393, 51042), (423, 47422), (543, 36942), (786, 25521), (846, 23711), (1086, 18471), (1179, 17014), (1629, 12314), (2358, 8507), (3258, 6157)]