20747058

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 43632000

約数和(自身を除く): 22884942

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 149, 298, 447, 894, 1009, 2018, 3027, 3427, 6054, 6854, 10281, 20562, 23207, 46414, 69621, 139242, 150341, 300682, 451023, 902046, 3457843, 6915686, 10373529, 20747058]

約数ペア:

[(1, 20747058), (2, 10373529), (3, 6915686), (6, 3457843), (23, 902046), (46, 451023), (69, 300682), (138, 150341), (149, 139242), (298, 69621), (447, 46414), (894, 23207), (1009, 20562), (2018, 10281), (3027, 6854), (3427, 6054)]