1211341922

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4553917}}^1$

素因数の和:4553945

約数の個数: 16

約数和(自身を含む): 2185880640

約数和(自身を除く): 974538718

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 4553917, 9107834, 31877419, 63754838, 86524423, 173048846, 605670961, 1211341922]

約数ペア:

[(1, 1211341922), (2, 605670961), (7, 173048846), (14, 86524423), (19, 63754838), (38, 31877419), (133, 9107834), (266, 4553917)]