19896253

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 22208256

約数和(自身を除く): 2312003

約数列:

[1, 13, 53, 67, 431, 689, 871, 3551, 5603, 22843, 28877, 46163, 296959, 375401, 1530481, 19896253]

約数ペア:

[(1, 19896253), (13, 1530481), (53, 375401), (67, 296959), (431, 46163), (689, 28877), (871, 22843), (3551, 5603)]