1661525426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1\times {\mathrm{1987}}^1$

素因数の和:2390

約数の個数: 32

約数和(自身を含む): 2748211200

約数和(自身を除く): 1086685774

約数列:

[1, 2, 11, 22, 191, 199, 382, 398, 1987, 2101, 2189, 3974, 4202, 4378, 21857, 38009, 43714, 76018, 379517, 395413, 418099, 759034, 790826, 836198, 4174687, 4349543, 8349374, 8699086, 75523883, 151047766, 830762713, 1661525426]

約数ペア:

[(1, 1661525426), (2, 830762713), (11, 151047766), (22, 75523883), (191, 8699086), (199, 8349374), (382, 4349543), (398, 4174687), (1987, 836198), (2101, 790826), (2189, 759034), (3974, 418099), (4202, 395413), (4378, 379517), (21857, 76018), (38009, 43714)]