20756315

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3329}}^1$

素因数の和:3406

約数の個数: 16

約数和(自身を含む): 26373600

約数和(自身を除く): 5617285

約数列:

[1, 5, 29, 43, 145, 215, 1247, 3329, 6235, 16645, 96541, 143147, 482705, 715735, 4151263, 20756315]

約数ペア:

[(1, 20756315), (5, 4151263), (29, 715735), (43, 482705), (145, 143147), (215, 96541), (1247, 16645), (3329, 6235)]