18976886

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4253}}^1$

素因数の和:4375

約数の個数: 16

約数和(自身を含む): 30016224

約数和(自身を除く): 11039338

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4253, 4462, 8506, 97819, 195638, 412541, 825082, 9488443, 18976886]

約数ペア:

[(1, 18976886), (2, 9488443), (23, 825082), (46, 412541), (97, 195638), (194, 97819), (2231, 8506), (4253, 4462)]