20219961489

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2309}}^1\times {\mathrm{32077}}^1$

素因数の和:34409

約数の個数: 32

約数和(自身を含む): 33196880640

約数和(自身を除く): 12976919151

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 2309, 6927, 16163, 30017, 32077, 48489, 90051, 96231, 210119, 224539, 417001, 630357, 673617, 1251003, 2919007, 8757021, 74065793, 222197379, 518460551, 962855309, 1555381653, 2888565927, 6739987163, 20219961489]

約数ペア:

[(1, 20219961489), (3, 6739987163), (7, 2888565927), (13, 1555381653), (21, 962855309), (39, 518460551), (91, 222197379), (273, 74065793), (2309, 8757021), (6927, 2919007), (16163, 1251003), (30017, 673617), (32077, 630357), (48489, 417001), (90051, 224539), (96231, 210119)]