20172948968

素因数分解:

$2^3\times {\mathrm{101}}^1\times {\mathrm{691}}^1\times {\mathrm{36131}}^1$

素因数の和:36929

約数の個数: 32

約数和(自身を含む): 38255116320

約数和(自身を除く): 18082167352

約数列:

[1, 2, 4, 8, 101, 202, 404, 691, 808, 1382, 2764, 5528, 36131, 69791, 72262, 139582, 144524, 279164, 289048, 558328, 3649231, 7298462, 14596924, 24966521, 29193848, 49933042, 99866084, 199732168, 2521618621, 5043237242, 10086474484, 20172948968]

約数ペア:

[(1, 20172948968), (2, 10086474484), (4, 5043237242), (8, 2521618621), (101, 199732168), (202, 99866084), (404, 49933042), (691, 29193848), (808, 24966521), (1382, 14596924), (2764, 7298462), (5528, 3649231), (36131, 558328), (69791, 289048), (72262, 279164), (139582, 144524)]