20195887994

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{548533}}^1$

素因数の和:549025

約数の個数: 16

約数和(自身を含む): 31101877800

約数和(自身を除く): 10905989806

約数列:

[1, 2, 41, 82, 449, 898, 18409, 36818, 548533, 1097066, 22489853, 44979706, 246291317, 492582634, 10097943997, 20195887994]

約数ペア:

[(1, 20195887994), (2, 10097943997), (41, 492582634), (82, 246291317), (449, 44979706), (898, 22489853), (18409, 1097066), (36818, 548533)]