19562608

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{577}}^1$

素因数の和:761

約数の個数: 40

約数和(自身を含む): 41139728

約数和(自身を除く): 21577120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 577, 652, 1154, 1304, 2119, 2308, 2608, 4238, 4616, 7501, 8476, 9232, 15002, 16952, 30004, 33904, 60008, 94051, 120016, 188102, 376204, 752408, 1222663, 1504816, 2445326, 4890652, 9781304, 19562608]

約数ペア:

[(1, 19562608), (2, 9781304), (4, 4890652), (8, 2445326), (13, 1504816), (16, 1222663), (26, 752408), (52, 376204), (104, 188102), (163, 120016), (208, 94051), (326, 60008), (577, 33904), (652, 30004), (1154, 16952), (1304, 15002), (2119, 9232), (2308, 8476), (2608, 7501), (4238, 4616)]