17982770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 19756750

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 79, 85, 103, 130, 158, 170, 206, 221, 395, 442, 515, 790, 1027, 1030, 1105, 1339, 1343, 1751, 2054, 2210, 2678, 2686, 3502, 5135, 6695, 6715, 8137, 8755, 10270, 13390, 13430, 16274, 17459, 17510, 22763, 34918, 40685, 45526, 81370, 87295, 105781, 113815, 138329, 174590, 211562, 227630, 276658, 528905, 691645, 1057810, 1383290, 1798277, 3596554, 8991385, 17982770]

約数ペア:

[(1, 17982770), (2, 8991385), (5, 3596554), (10, 1798277), (13, 1383290), (17, 1057810), (26, 691645), (34, 528905), (65, 276658), (79, 227630), (85, 211562), (103, 174590), (130, 138329), (158, 113815), (170, 105781), (206, 87295), (221, 81370), (395, 45526), (442, 40685), (515, 34918), (790, 22763), (1027, 17510), (1030, 17459), (1105, 16274), (1339, 13430), (1343, 13390), (1751, 10270), (2054, 8755), (2210, 8137), (2678, 6715), (2686, 6695), (3502, 5135)]