19420524

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{3881}}^1$

素因数の和:4030

約数の個数: 36

約数和(自身を含む): 49456680

約数和(自身を除く): 30036156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 3881, 5004, 7762, 11643, 15524, 23286, 34929, 46572, 69858, 139716, 539459, 1078918, 1618377, 2157836, 3236754, 4855131, 6473508, 9710262, 19420524]

約数ペア:

[(1, 19420524), (2, 9710262), (3, 6473508), (4, 4855131), (6, 3236754), (9, 2157836), (12, 1618377), (18, 1078918), (36, 539459), (139, 139716), (278, 69858), (417, 46572), (556, 34929), (834, 23286), (1251, 15524), (1668, 11643), (2502, 7762), (3881, 5004)]