20546703

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{8747}}^1$

素因数の和:8788

約数の個数: 20

約数和(自身を含む): 31755240

約数和(自身を除く): 11208537

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 8747, 26241, 78723, 236169, 253663, 708507, 760989, 2282967, 6848901, 20546703]

約数ペア:

[(1, 20546703), (3, 6848901), (9, 2282967), (27, 760989), (29, 708507), (81, 253663), (87, 236169), (261, 78723), (783, 26241), (2349, 8747)]