20095887

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 32707584

約数和(自身を除く): 12611697

約数列:

[1, 3, 7, 17, 21, 51, 119, 181, 311, 357, 543, 933, 1267, 2177, 3077, 3801, 5287, 6531, 9231, 15861, 21539, 37009, 56291, 64617, 111027, 168873, 394037, 956947, 1182111, 2870841, 6698629, 20095887]

約数ペア:

[(1, 20095887), (3, 6698629), (7, 2870841), (17, 1182111), (21, 956947), (51, 394037), (119, 168873), (181, 111027), (311, 64617), (357, 56291), (543, 37009), (933, 21539), (1267, 15861), (2177, 9231), (3077, 6531), (3801, 5287)]