18882320

素因数分解:

$2^4\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1013}}^1$

素因数の和:1259

約数の個数: 40

約数和(自身を含む): 44133336

約数和(自身を除く): 25251016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233, 466, 932, 1013, 1165, 1864, 2026, 2330, 3728, 4052, 4660, 5065, 8104, 9320, 10130, 16208, 18640, 20260, 40520, 81040, 236029, 472058, 944116, 1180145, 1888232, 2360290, 3776464, 4720580, 9441160, 18882320]

約数ペア:

[(1, 18882320), (2, 9441160), (4, 4720580), (5, 3776464), (8, 2360290), (10, 1888232), (16, 1180145), (20, 944116), (40, 472058), (80, 236029), (233, 81040), (466, 40520), (932, 20260), (1013, 18640), (1165, 16208), (1864, 10130), (2026, 9320), (2330, 8104), (3728, 5065), (4052, 4660)]