20695617

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3271}}^1$

素因数の和:3333

約数の個数: 24

約数和(自身を含む): 32327360

約数和(自身を除く): 11631743

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3271, 6327, 9813, 29439, 62149, 121027, 186447, 363081, 559341, 1089243, 2299513, 6898539, 20695617]

約数ペア:

[(1, 20695617), (3, 6898539), (9, 2299513), (19, 1089243), (37, 559341), (57, 363081), (111, 186447), (171, 121027), (333, 62149), (703, 29439), (2109, 9813), (3271, 6327)]