20896252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1601}}^1$

素因数の和:1869

約数の個数: 24

約数和(自身を含む): 39562992

約数和(自身を除く): 18666740

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 1601, 3202, 3263, 6404, 6526, 13052, 20813, 41626, 83252, 401851, 803702, 1607404, 5224063, 10448126, 20896252]

約数ペア:

[(1, 20896252), (2, 10448126), (4, 5224063), (13, 1607404), (26, 803702), (52, 401851), (251, 83252), (502, 41626), (1004, 20813), (1601, 13052), (3202, 6526), (3263, 6404)]