31678042

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:834

約数の個数: 24

約数和(自身を含む): 52553088

約数和(自身を除く): 20875046

約数列:

[1, 2, 11, 22, 121, 223, 242, 446, 587, 1174, 2453, 4906, 6457, 12914, 26983, 53966, 71027, 130901, 142054, 261802, 1439911, 2879822, 15839021, 31678042]

約数ペア:

[(1, 31678042), (2, 15839021), (11, 2879822), (22, 1439911), (121, 261802), (223, 142054), (242, 130901), (446, 71027), (587, 53966), (1174, 26983), (2453, 12914), (4906, 6457)]