18985264

素因数分解:

$2^4\times {\mathrm{1051}}^1\times {\mathrm{1129}}^1$

素因数の和:2188

約数の個数: 20

約数和(自身を含む): 36851560

約数和(自身を除く): 17866296

約数列:

[1, 2, 4, 8, 16, 1051, 1129, 2102, 2258, 4204, 4516, 8408, 9032, 16816, 18064, 1186579, 2373158, 4746316, 9492632, 18985264]

約数ペア:

[(1, 18985264), (2, 9492632), (4, 4746316), (8, 2373158), (16, 1186579), (1051, 18064), (1129, 16816), (2102, 9032), (2258, 8408), (4204, 4516)]