20442992

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11941}}^1$

素因数の和:12056

約数の個数: 20

約数和(自身を含む): 39981816

約数和(自身を除く): 19538824

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11941, 23882, 47764, 95528, 191056, 1277687, 2555374, 5110748, 10221496, 20442992]

約数ペア:

[(1, 20442992), (2, 10221496), (4, 5110748), (8, 2555374), (16, 1277687), (107, 191056), (214, 95528), (428, 47764), (856, 23882), (1712, 11941)]