19803292

素因数分解:

$2^2\times {\mathrm{149}}^2\times {\mathrm{223}}^1$

素因数の和:525

約数の個数: 18

約数和(自身を含む): 35046368

約数和(自身を除く): 15243076

約数列:

[1, 2, 4, 149, 223, 298, 446, 596, 892, 22201, 33227, 44402, 66454, 88804, 132908, 4950823, 9901646, 19803292]

約数ペア:

[(1, 19803292), (2, 9901646), (4, 4950823), (149, 132908), (223, 88804), (298, 66454), (446, 44402), (596, 33227), (892, 22201)]