20485931

素因数分解:

${\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 21811680

約数和(自身を除く): 1325749

約数列:

[1, 43, 53, 89, 101, 2279, 3827, 4343, 4717, 5353, 8989, 202831, 230179, 386527, 476417, 20485931]

約数ペア:

[(1, 20485931), (43, 476417), (53, 386527), (89, 230179), (101, 202831), (2279, 8989), (3827, 5353), (4343, 4717)]