20562645

素因数分解:

$3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{3617}}^1$

素因数の和:4004

約数の個数: 16

約数和(自身を含む): 32996160

約数和(自身を除く): 12433515

約数列:

[1, 3, 5, 15, 379, 1137, 1895, 3617, 5685, 10851, 18085, 54255, 1370843, 4112529, 6854215, 20562645]

約数ペア:

[(1, 20562645), (3, 6854215), (5, 4112529), (15, 1370843), (379, 54255), (1137, 18085), (1895, 10851), (3617, 5685)]