12688762

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{571}}^1$

素因数の和:885

約数の個数: 16

約数和(自身を含む): 19603584

約数和(自身を除く): 6914822

約数列:

[1, 2, 41, 82, 271, 542, 571, 1142, 11111, 22222, 23411, 46822, 154741, 309482, 6344381, 12688762]

約数ペア:

[(1, 12688762), (2, 6344381), (41, 309482), (82, 154741), (271, 46822), (542, 23411), (571, 22222), (1142, 11111)]