20211059183

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{12073}}^1$

素因数の和:12447

約数の個数: 32

約数和(自身を含む): 24990282240

約数和(自身を除く): 4779223057

約数列:

[1, 7, 19, 41, 133, 287, 307, 779, 2149, 5453, 5833, 12073, 12587, 40831, 84511, 88109, 229387, 239153, 494993, 1605709, 1674071, 3464951, 3706411, 9404867, 25944877, 65834069, 70421809, 151962851, 492952663, 1063739957, 2887294169, 20211059183]

約数ペア:

[(1, 20211059183), (7, 2887294169), (19, 1063739957), (41, 492952663), (133, 151962851), (287, 70421809), (307, 65834069), (779, 25944877), (2149, 9404867), (5453, 3706411), (5833, 3464951), (12073, 1674071), (12587, 1605709), (40831, 494993), (84511, 239153), (88109, 229387)]