19220450

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7253}}^1$

素因数の和:7318

約数の個数: 24

約数和(自身を含む): 36429588

約数和(自身を除く): 17209138

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 7253, 14506, 36265, 72530, 181325, 362650, 384409, 768818, 1922045, 3844090, 9610225, 19220450]

約数ペア:

[(1, 19220450), (2, 9610225), (5, 3844090), (10, 1922045), (25, 768818), (50, 384409), (53, 362650), (106, 181325), (265, 72530), (530, 36265), (1325, 14506), (2650, 7253)]