20185845

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{25391}}^1$

素因数の和:25452

約数の個数: 16

約数和(自身を含む): 32908032

約数和(自身を除く): 12722187

約数列:

[1, 3, 5, 15, 53, 159, 265, 795, 25391, 76173, 126955, 380865, 1345723, 4037169, 6728615, 20185845]

約数ペア:

[(1, 20185845), (3, 6728615), (5, 4037169), (15, 1345723), (53, 380865), (159, 126955), (265, 76173), (795, 25391)]