12640518

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{63841}}^1$

素因数の和:63860

約数の個数: 24

約数和(自身を含む): 29878056

約数和(自身を除く): 17237538

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 63841, 127682, 191523, 383046, 574569, 702251, 1149138, 1404502, 2106753, 4213506, 6320259, 12640518]

約数ペア:

[(1, 12640518), (2, 6320259), (3, 4213506), (6, 2106753), (9, 1404502), (11, 1149138), (18, 702251), (22, 574569), (33, 383046), (66, 191523), (99, 127682), (198, 63841)]