20407832

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{62219}}^1$

素因数の和:62266

約数の個数: 16

約数和(自身を含む): 39198600

約数和(自身を除く): 18790768

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 62219, 124438, 248876, 497752, 2550979, 5101958, 10203916, 20407832]

約数ペア:

[(1, 20407832), (2, 10203916), (4, 5101958), (8, 2550979), (41, 497752), (82, 248876), (164, 124438), (328, 62219)]