19647524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7129}}^1$

素因数の和:7199

約数の個数: 24

約数和(自身を含む): 37731960

約数和(自身を除く): 18084436

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 7129, 14258, 28516, 92677, 185354, 370708, 377837, 755674, 1511348, 4911881, 9823762, 19647524]

約数ペア:

[(1, 19647524), (2, 9823762), (4, 4911881), (13, 1511348), (26, 755674), (52, 377837), (53, 370708), (106, 185354), (212, 92677), (689, 28516), (1378, 14258), (2756, 7129)]