20583111

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 28223360

約数和(自身を除く): 7640249

約数列:

[1, 3, 43, 129, 379, 421, 1137, 1263, 16297, 18103, 48891, 54309, 159559, 478677, 6861037, 20583111]

約数ペア:

[(1, 20583111), (3, 6861037), (43, 478677), (129, 159559), (379, 54309), (421, 48891), (1137, 18103), (1263, 16297)]