1680521854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1223}}^1\times {\mathrm{62459}}^1$

素因数の和:63695

約数の個数: 16

約数和(自身を含む): 2752237440

約数和(自身を除く): 1071715586

約数列:

[1, 2, 11, 22, 1223, 2446, 13453, 26906, 62459, 124918, 687049, 1374098, 76387357, 152774714, 840260927, 1680521854]

約数ペア:

[(1, 1680521854), (2, 840260927), (11, 152774714), (22, 76387357), (1223, 1374098), (2446, 687049), (13453, 124918), (26906, 62459)]