18423740

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{12619}}^1$

素因数の和:12701

約数の個数: 24

約数和(自身を含む): 39222960

約数和(自身を除く): 20799220

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 12619, 25238, 50476, 63095, 126190, 252380, 921187, 1842374, 3684748, 4605935, 9211870, 18423740]

約数ペア:

[(1, 18423740), (2, 9211870), (4, 4605935), (5, 3684748), (10, 1842374), (20, 921187), (73, 252380), (146, 126190), (292, 63095), (365, 50476), (730, 25238), (1460, 12619)]