1087216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5227}}^1$

素因数の和:5248

約数の個数: 20

約数和(自身を含む): 2268952

約数和(自身を除く): 1181736

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5227, 10454, 20908, 41816, 67951, 83632, 135902, 271804, 543608, 1087216]

約数ペア:

[(1, 1087216), (2, 543608), (4, 271804), (8, 135902), (13, 83632), (16, 67951), (26, 41816), (52, 20908), (104, 10454), (208, 5227)]