18529040

素因数分解:

$2^4\times 5^1\times {\mathrm{231613}}^1$

素因数の和:231626

約数の個数: 20

約数和(自身を含む): 43080204

約数和(自身を除く): 24551164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 231613, 463226, 926452, 1158065, 1852904, 2316130, 3705808, 4632260, 9264520, 18529040]

約数ペア:

[(1, 18529040), (2, 9264520), (4, 4632260), (5, 3705808), (8, 2316130), (10, 1852904), (16, 1158065), (20, 926452), (40, 463226), (80, 231613)]