20003400621

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1583}}^1\times {\mathrm{73897}}^1$

素因数の和:75505

約数の個数: 24

約数和(自身を含む): 30434152320

約数和(自身を除く): 10430751699

約数列:

[1, 3, 9, 19, 57, 171, 1583, 4749, 14247, 30077, 73897, 90231, 221691, 270693, 665073, 1404043, 4212129, 12636387, 116978951, 350936853, 1052810559, 2222600069, 6667800207, 20003400621]

約数ペア:

[(1, 20003400621), (3, 6667800207), (9, 2222600069), (19, 1052810559), (57, 350936853), (171, 116978951), (1583, 12636387), (4749, 4212129), (14247, 1404043), (30077, 665073), (73897, 270693), (90231, 221691)]