201717784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{40087}}^1$

素因数の和:40147

約数の個数: 32

約数和(自身を含む): 411302880

約数和(自身を除く): 209585096

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 629, 1258, 2516, 5032, 40087, 80174, 160348, 320696, 681479, 1362958, 1483219, 2725916, 2966438, 5451832, 5932876, 11865752, 25214723, 50429446, 100858892, 201717784]

約数ペア:

[(1, 201717784), (2, 100858892), (4, 50429446), (8, 25214723), (17, 11865752), (34, 5932876), (37, 5451832), (68, 2966438), (74, 2725916), (136, 1483219), (148, 1362958), (296, 681479), (629, 320696), (1258, 160348), (2516, 80174), (5032, 40087)]