19894544

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17033}}^1$

素因数の和:17114

約数の個数: 20

約数和(自身を含む): 39075996

約数和(自身を除く): 19181452

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17033, 34066, 68132, 136264, 272528, 1243409, 2486818, 4973636, 9947272, 19894544]

約数ペア:

[(1, 19894544), (2, 9947272), (4, 4973636), (8, 2486818), (16, 1243409), (73, 272528), (146, 136264), (292, 68132), (584, 34066), (1168, 17033)]