12911690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1097}}^1$

素因数の和:1222

約数の個数: 32

約数和(自身を含む): 25614144

約数和(自身を除く): 12702454

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 1070, 1097, 1177, 2194, 2354, 5485, 5885, 10970, 11770, 12067, 24134, 60335, 117379, 120670, 234758, 586895, 1173790, 1291169, 2582338, 6455845, 12911690]

約数ペア:

[(1, 12911690), (2, 6455845), (5, 2582338), (10, 1291169), (11, 1173790), (22, 586895), (55, 234758), (107, 120670), (110, 117379), (214, 60335), (535, 24134), (1070, 12067), (1097, 11770), (1177, 10970), (2194, 5885), (2354, 5485)]