20290674

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{55439}}^1$

素因数の和:55505

約数の個数: 16

約数和(自身を含む): 41247360

約数和(自身を除く): 20956686

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 55439, 110878, 166317, 332634, 3381779, 6763558, 10145337, 20290674]

約数ペア:

[(1, 20290674), (2, 10145337), (3, 6763558), (6, 3381779), (61, 332634), (122, 166317), (183, 110878), (366, 55439)]