20966026

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1861}}^1$

素因数の和:2037

約数の個数: 16

約数和(自身を含む): 32443488

約数和(自身を除く): 11477462

約数列:

[1, 2, 43, 86, 131, 262, 1861, 3722, 5633, 11266, 80023, 160046, 243791, 487582, 10483013, 20966026]

約数ペア:

[(1, 20966026), (2, 10483013), (43, 487582), (86, 243791), (131, 160046), (262, 80023), (1861, 11266), (3722, 5633)]