18801887

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{467}}^1$

素因数の和:662

約数の個数: 16

約数和(自身を含む): 21490560

約数和(自身を除く): 2688673

約数列:

[1, 13, 19, 163, 247, 467, 2119, 3097, 6071, 8873, 40261, 76121, 115349, 989573, 1446299, 18801887]

約数ペア:

[(1, 18801887), (13, 1446299), (19, 989573), (163, 115349), (247, 76121), (467, 40261), (2119, 8873), (3097, 6071)]