18545292

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{1427}}^1$

素因数の和:1475

約数の個数: 54

約数和(自身を含む): 49510188

約数和(自身を除く): 30964896

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1427, 1444, 2166, 2854, 3249, 4281, 4332, 5708, 6498, 8562, 12843, 12996, 17124, 25686, 27113, 51372, 54226, 81339, 108452, 162678, 244017, 325356, 488034, 515147, 976068, 1030294, 1545441, 2060588, 3090882, 4636323, 6181764, 9272646, 18545292]

約数ペア:

[(1, 18545292), (2, 9272646), (3, 6181764), (4, 4636323), (6, 3090882), (9, 2060588), (12, 1545441), (18, 1030294), (19, 976068), (36, 515147), (38, 488034), (57, 325356), (76, 244017), (114, 162678), (171, 108452), (228, 81339), (342, 54226), (361, 51372), (684, 27113), (722, 25686), (1083, 17124), (1427, 12996), (1444, 12843), (2166, 8562), (2854, 6498), (3249, 5708), (4281, 4332)]