18930160

素因数分解:

$2^4\times 5^1\times {\mathrm{236627}}^1$

素因数の和:236640

約数の個数: 20

約数和(自身を含む): 44012808

約数和(自身を除く): 25082648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 236627, 473254, 946508, 1183135, 1893016, 2366270, 3786032, 4732540, 9465080, 18930160]

約数ペア:

[(1, 18930160), (2, 9465080), (4, 4732540), (5, 3786032), (8, 2366270), (10, 1893016), (16, 1183135), (20, 946508), (40, 473254), (80, 236627)]