397408028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{5229053}}^1$

素因数の和:5229076

約数の個数: 12

約数和(自身を含む): 732067560

約数和(自身を除く): 334659532

約数列:

[1, 2, 4, 19, 38, 76, 5229053, 10458106, 20916212, 99352007, 198704014, 397408028]

約数ペア:

[(1, 397408028), (2, 198704014), (4, 99352007), (19, 20916212), (38, 10458106), (76, 5229053)]