20832436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{1019}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 38556000

約数和(自身を除く): 17723564

約数列:

[1, 2, 4, 19, 38, 76, 269, 538, 1019, 1076, 2038, 4076, 5111, 10222, 19361, 20444, 38722, 77444, 274111, 548222, 1096444, 5208109, 10416218, 20832436]

約数ペア:

[(1, 20832436), (2, 10416218), (4, 5208109), (19, 1096444), (38, 548222), (76, 274111), (269, 77444), (538, 38722), (1019, 20444), (1076, 19361), (2038, 10222), (4076, 5111)]