18404906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9697}}^1$

素因数の和:9785

約数の個数: 16

約数和(自身を含む): 30141384

約数和(自身を除く): 11736478

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 9697, 19394, 126061, 252122, 707881, 1415762, 9202453, 18404906]

約数ペア:

[(1, 18404906), (2, 9202453), (13, 1415762), (26, 707881), (73, 252122), (146, 126061), (949, 19394), (1898, 9697)]