39809416

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 76507200

約数和(自身を除く): 36697784

約数列:

[1, 2, 4, 8, 71, 109, 142, 218, 284, 436, 568, 643, 872, 1286, 2572, 5144, 7739, 15478, 30956, 45653, 61912, 70087, 91306, 140174, 182612, 280348, 365224, 560696, 4976177, 9952354, 19904708, 39809416]

約数ペア:

[(1, 39809416), (2, 19904708), (4, 9952354), (8, 4976177), (71, 560696), (109, 365224), (142, 280348), (218, 182612), (284, 140174), (436, 91306), (568, 70087), (643, 61912), (872, 45653), (1286, 30956), (2572, 15478), (5144, 7739)]