18818262

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 42810768

約数和(自身を除く): 23992506

約数列:

[1, 2, 3, 6, 9, 18, 41, 43, 82, 86, 123, 129, 246, 258, 369, 387, 593, 738, 774, 1186, 1763, 1779, 3526, 3558, 5289, 5337, 10578, 10674, 15867, 24313, 25499, 31734, 48626, 50998, 72939, 76497, 145878, 152994, 218817, 229491, 437634, 458982, 1045459, 2090918, 3136377, 6272754, 9409131, 18818262]

約数ペア:

[(1, 18818262), (2, 9409131), (3, 6272754), (6, 3136377), (9, 2090918), (18, 1045459), (41, 458982), (43, 437634), (82, 229491), (86, 218817), (123, 152994), (129, 145878), (246, 76497), (258, 72939), (369, 50998), (387, 48626), (593, 31734), (738, 25499), (774, 24313), (1186, 15867), (1763, 10674), (1779, 10578), (3526, 5337), (3558, 5289)]