19768572

素因数分解:

$2^2\times 3^2\times {\mathrm{449}}^1\times {\mathrm{1223}}^1$

素因数の和:1682

約数の個数: 36

約数和(自身を含む): 50122800

約数和(自身を除く): 30354228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449, 898, 1223, 1347, 1796, 2446, 2694, 3669, 4041, 4892, 5388, 7338, 8082, 11007, 14676, 16164, 22014, 44028, 549127, 1098254, 1647381, 2196508, 3294762, 4942143, 6589524, 9884286, 19768572]

約数ペア:

[(1, 19768572), (2, 9884286), (3, 6589524), (4, 4942143), (6, 3294762), (9, 2196508), (12, 1647381), (18, 1098254), (36, 549127), (449, 44028), (898, 22014), (1223, 16164), (1347, 14676), (1796, 11007), (2446, 8082), (2694, 7338), (3669, 5388), (4041, 4892)]