20186540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{91757}}^1$

素因数の和:91777

約数の個数: 24

約数和(自身を含む): 46246032

約数和(自身を除く): 26059492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 91757, 183514, 367028, 458785, 917570, 1009327, 1835140, 2018654, 4037308, 5046635, 10093270, 20186540]

約数ペア:

[(1, 20186540), (2, 10093270), (4, 5046635), (5, 4037308), (10, 2018654), (11, 1835140), (20, 1009327), (22, 917570), (44, 458785), (55, 367028), (110, 183514), (220, 91757)]