9720016

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{3727}}^1$

素因数の和:3898

約数の個数: 20

約数和(自身を含む): 18953152

約数和(自身を除く): 9233136

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 3727, 7454, 14908, 29816, 59632, 607501, 1215002, 2430004, 4860008, 9720016]

約数ペア:

[(1, 9720016), (2, 4860008), (4, 2430004), (8, 1215002), (16, 607501), (163, 59632), (326, 29816), (652, 14908), (1304, 7454), (2608, 3727)]