18021816

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{5821}}^1$

素因数の和:5876

約数の個数: 48

約数和(自身を含む): 49952760

約数和(自身を除く): 31930944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 5821, 11642, 17463, 23284, 34926, 46568, 52389, 69852, 104778, 139704, 209556, 250303, 419112, 500606, 750909, 1001212, 1501818, 2002424, 2252727, 3003636, 4505454, 6007272, 9010908, 18021816]

約数ペア:

[(1, 18021816), (2, 9010908), (3, 6007272), (4, 4505454), (6, 3003636), (8, 2252727), (9, 2002424), (12, 1501818), (18, 1001212), (24, 750909), (36, 500606), (43, 419112), (72, 250303), (86, 209556), (129, 139704), (172, 104778), (258, 69852), (344, 52389), (387, 46568), (516, 34926), (774, 23284), (1032, 17463), (1548, 11642), (3096, 5821)]