20637735

素因数分解:

$3^1\times 5^1\times {\mathrm{929}}^1\times {\mathrm{1481}}^1$

素因数の和:2418

約数の個数: 16

約数和(自身を含む): 33078240

約数和(自身を除く): 12440505

約数列:

[1, 3, 5, 15, 929, 1481, 2787, 4443, 4645, 7405, 13935, 22215, 1375849, 4127547, 6879245, 20637735]

約数ペア:

[(1, 20637735), (3, 6879245), (5, 4127547), (15, 1375849), (929, 22215), (1481, 13935), (2787, 7405), (4443, 4645)]