9989848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1861}}^1$

素因数の和:1939

約数の個数: 32

約数和(自身を含む): 20779920

約数和(自身を除く): 10790072

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 1861, 2684, 3722, 5368, 7444, 14888, 20471, 40942, 81884, 113521, 163768, 227042, 454084, 908168, 1248731, 2497462, 4994924, 9989848]

約数ペア:

[(1, 9989848), (2, 4994924), (4, 2497462), (8, 1248731), (11, 908168), (22, 454084), (44, 227042), (61, 163768), (88, 113521), (122, 81884), (244, 40942), (488, 20471), (671, 14888), (1342, 7444), (1861, 5368), (2684, 3722)]