20451256

素因数分解:

$2^3\times 7^1\times {\mathrm{365201}}^1$

素因数の和:365214

約数の個数: 16

約数和(自身を含む): 43824240

約数和(自身を除く): 23372984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 365201, 730402, 1460804, 2556407, 2921608, 5112814, 10225628, 20451256]

約数ペア:

[(1, 20451256), (2, 10225628), (4, 5112814), (7, 2921608), (8, 2556407), (14, 1460804), (28, 730402), (56, 365201)]