18110020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24473}}^1$

素因数の和:24519

約数の個数: 24

約数和(自身を含む): 39060504

約数和(自身を除く): 20950484

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 24473, 48946, 97892, 122365, 244730, 489460, 905501, 1811002, 3622004, 4527505, 9055010, 18110020]

約数ペア:

[(1, 18110020), (2, 9055010), (4, 4527505), (5, 3622004), (10, 1811002), (20, 905501), (37, 489460), (74, 244730), (148, 122365), (185, 97892), (370, 48946), (740, 24473)]