20880246

素因数分解:

$2^1\times 3^1\times {\mathrm{1009}}^1\times {\mathrm{3449}}^1$

素因数の和:4463

約数の個数: 16

約数和(自身を含む): 41814000

約数和(自身を除く): 20933754

約数列:

[1, 2, 3, 6, 1009, 2018, 3027, 3449, 6054, 6898, 10347, 20694, 3480041, 6960082, 10440123, 20880246]

約数ペア:

[(1, 20880246), (2, 10440123), (3, 6960082), (6, 3480041), (1009, 20694), (2018, 10347), (3027, 6898), (3449, 6054)]