18988138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{7529}}^1$

素因数の和:7641

約数の個数: 16

約数和(自身を含む): 30993480

約数和(自身を除く): 12005342

約数列:

[1, 2, 13, 26, 97, 194, 1261, 2522, 7529, 15058, 97877, 195754, 730313, 1460626, 9494069, 18988138]

約数ペア:

[(1, 18988138), (2, 9494069), (13, 1460626), (26, 730313), (97, 195754), (194, 97877), (1261, 15058), (2522, 7529)]