20811479

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{773}}^1$

素因数の和:914

約数の個数: 16

約数和(自身を含む): 23839200

約数和(自身を除く): 3027721

約数列:

[1, 13, 19, 109, 247, 773, 1417, 2071, 10049, 14687, 26923, 84257, 190931, 1095341, 1600883, 20811479]

約数ペア:

[(1, 20811479), (13, 1600883), (19, 1095341), (109, 190931), (247, 84257), (773, 26923), (1417, 14687), (2071, 10049)]