20507834

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1741

約数の個数: 16

約数和(自身を含む): 31578336

約数和(自身を除く): 11070502

約数列:

[1, 2, 61, 107, 122, 214, 1571, 3142, 6527, 13054, 95831, 168097, 191662, 336194, 10253917, 20507834]

約数ペア:

[(1, 20507834), (2, 10253917), (61, 336194), (107, 191662), (122, 168097), (214, 95831), (1571, 13054), (3142, 6527)]