20131446979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{7583}}^1\times {\mathrm{19961}}^1$

素因数の和:27570

約数の個数: 16

約数和(自身を含む): 24222689280

約数和(自身を除く): 4091242301

約数列:

[1, 7, 19, 133, 7583, 19961, 53081, 139727, 144077, 379259, 1008539, 2654813, 151364263, 1059549841, 2875920997, 20131446979]

約数ペア:

[(1, 20131446979), (7, 2875920997), (19, 1059549841), (133, 151364263), (7583, 2654813), (19961, 1008539), (53081, 379259), (139727, 144077)]