20824802

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1109}}^1$

素因数の和:1381

約数の個数: 16

約数和(自身を含む): 32167800

約数和(自身を除く): 11342998

約数列:

[1, 2, 41, 82, 229, 458, 1109, 2218, 9389, 18778, 45469, 90938, 253961, 507922, 10412401, 20824802]

約数ペア:

[(1, 20824802), (2, 10412401), (41, 507922), (82, 253961), (229, 90938), (458, 45469), (1109, 18778), (2218, 9389)]