18685716

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1229}}^1$

素因数の和:1424

約数の個数: 48

約数和(自身を含む): 50144640

約数和(自身を除く): 31458924

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 181, 362, 543, 724, 1086, 1229, 1267, 2172, 2458, 2534, 3687, 3801, 4916, 5068, 7374, 7602, 8603, 14748, 15204, 17206, 25809, 34412, 51618, 103236, 222449, 444898, 667347, 889796, 1334694, 1557143, 2669388, 3114286, 4671429, 6228572, 9342858, 18685716]

約数ペア:

[(1, 18685716), (2, 9342858), (3, 6228572), (4, 4671429), (6, 3114286), (7, 2669388), (12, 1557143), (14, 1334694), (21, 889796), (28, 667347), (42, 444898), (84, 222449), (181, 103236), (362, 51618), (543, 34412), (724, 25809), (1086, 17206), (1229, 15204), (1267, 14748), (2172, 8603), (2458, 7602), (2534, 7374), (3687, 5068), (3801, 4916)]