204890906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{23459}}^1$

素因数の和:23869

約数の個数: 16

約数和(自身を含む): 336134880

約数和(自身を除く): 131243974

約数列:

[1, 2, 11, 22, 397, 794, 4367, 8734, 23459, 46918, 258049, 516098, 9313223, 18626446, 102445453, 204890906]

約数ペア:

[(1, 204890906), (2, 102445453), (11, 18626446), (22, 9313223), (397, 516098), (794, 258049), (4367, 46918), (8734, 23459)]