20455542

素因数分解:

$2^1\times 3^2\times {\mathrm{449}}^1\times {\mathrm{2531}}^1$

素因数の和:2988

約数の個数: 24

約数和(自身を含む): 44436600

約数和(自身を除く): 23981058

約数列:

[1, 2, 3, 6, 9, 18, 449, 898, 1347, 2531, 2694, 4041, 5062, 7593, 8082, 15186, 22779, 45558, 1136419, 2272838, 3409257, 6818514, 10227771, 20455542]

約数ペア:

[(1, 20455542), (2, 10227771), (3, 6818514), (6, 3409257), (9, 2272838), (18, 1136419), (449, 45558), (898, 22779), (1347, 15186), (2531, 8082), (2694, 7593), (4041, 5062)]