20479167

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{691}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 30766320

約数和(自身を除く): 10287153

約数列:

[1, 3, 9, 37, 89, 111, 267, 333, 691, 801, 2073, 3293, 6219, 9879, 25567, 29637, 61499, 76701, 184497, 230103, 553491, 2275463, 6826389, 20479167]

約数ペア:

[(1, 20479167), (3, 6826389), (9, 2275463), (37, 553491), (89, 230103), (111, 184497), (267, 76701), (333, 61499), (691, 29637), (801, 25567), (2073, 9879), (3293, 6219)]