20185655

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8123}}^1$

素因数の和:8206

約数の個数: 16

約数和(自身を含む): 28076544

約数和(自身を除く): 7890889

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 8123, 40615, 56861, 284305, 576733, 2883665, 4037131, 20185655]

約数ペア:

[(1, 20185655), (5, 4037131), (7, 2883665), (35, 576733), (71, 284305), (355, 56861), (497, 40615), (2485, 8123)]