20700207

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9091}}^1$

素因数の和:9131

約数の個数: 24

約数和(自身を含む): 34040448

約数和(自身を除く): 13340241

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 9091, 27273, 81819, 100001, 209093, 300003, 627279, 900009, 1881837, 2300023, 6900069, 20700207]

約数ペア:

[(1, 20700207), (3, 6900069), (9, 2300023), (11, 1881837), (23, 900009), (33, 627279), (69, 300003), (99, 209093), (207, 100001), (253, 81819), (759, 27273), (2277, 9091)]