26972116

素因数分解:

$2^2\times {\mathrm{139}}^2\times {\mathrm{349}}^1$

素因数の和:631

約数の個数: 18

約数和(自身を含む): 47679450

約数和(自身を除く): 20707334

約数列:

[1, 2, 4, 139, 278, 349, 556, 698, 1396, 19321, 38642, 48511, 77284, 97022, 194044, 6743029, 13486058, 26972116]

約数ペア:

[(1, 26972116), (2, 13486058), (4, 6743029), (139, 194044), (278, 97022), (349, 77284), (556, 48511), (698, 38642), (1396, 19321)]