20899076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{3467}}^1$

素因数の和:3619

約数の個数: 24

約数和(自身を含む): 40201056

約数和(自身を除く): 19301980

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 3467, 6028, 6934, 13868, 38137, 76274, 152548, 474979, 949958, 1899916, 5224769, 10449538, 20899076]

約数ペア:

[(1, 20899076), (2, 10449538), (4, 5224769), (11, 1899916), (22, 949958), (44, 474979), (137, 152548), (274, 76274), (548, 38137), (1507, 13868), (3014, 6934), (3467, 6028)]