18009156

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 47071360

約数和(自身を除く): 29062204

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 79, 121, 132, 157, 158, 237, 242, 314, 316, 363, 471, 474, 484, 628, 726, 869, 942, 948, 1452, 1727, 1738, 1884, 2607, 3454, 3476, 5181, 5214, 6908, 9559, 10362, 10428, 12403, 18997, 19118, 20724, 24806, 28677, 37209, 37994, 38236, 49612, 56991, 57354, 74418, 75988, 113982, 114708, 136433, 148836, 227964, 272866, 409299, 545732, 818598, 1500763, 1637196, 3001526, 4502289, 6003052, 9004578, 18009156]

約数ペア:

[(1, 18009156), (2, 9004578), (3, 6003052), (4, 4502289), (6, 3001526), (11, 1637196), (12, 1500763), (22, 818598), (33, 545732), (44, 409299), (66, 272866), (79, 227964), (121, 148836), (132, 136433), (157, 114708), (158, 113982), (237, 75988), (242, 74418), (314, 57354), (316, 56991), (363, 49612), (471, 38236), (474, 37994), (484, 37209), (628, 28677), (726, 24806), (869, 20724), (942, 19118), (948, 18997), (1452, 12403), (1727, 10428), (1738, 10362), (1884, 9559), (2607, 6908), (3454, 5214), (3476, 5181)]