20127333

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 27630720

約数和(自身を除く): 7503387

約数列:

[1, 3, 53, 103, 159, 309, 1229, 3687, 5459, 16377, 65137, 126587, 195411, 379761, 6709111, 20127333]

約数ペア:

[(1, 20127333), (3, 6709111), (53, 379761), (103, 195411), (159, 126587), (309, 65137), (1229, 16377), (3687, 5459)]