18572906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 31781376

約数和(自身を除く): 13208470

約数列:

[1, 2, 11, 22, 31, 62, 113, 226, 241, 341, 482, 682, 1243, 2486, 2651, 3503, 5302, 7006, 7471, 14942, 27233, 38533, 54466, 77066, 82181, 164362, 299563, 599126, 844223, 1688446, 9286453, 18572906]

約数ペア:

[(1, 18572906), (2, 9286453), (11, 1688446), (22, 844223), (31, 599126), (62, 299563), (113, 164362), (226, 82181), (241, 77066), (341, 54466), (482, 38533), (682, 27233), (1243, 14942), (2486, 7471), (2651, 7006), (3503, 5302)]