81842704

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{37337}}^1$

素因数の和:37482

約数の個数: 20

約数和(自身を含む): 159731964

約数和(自身を除く): 77889260

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 37337, 74674, 149348, 298696, 597392, 5115169, 10230338, 20460676, 40921352, 81842704]

約数ペア:

[(1, 81842704), (2, 40921352), (4, 20460676), (8, 10230338), (16, 5115169), (137, 597392), (274, 298696), (548, 149348), (1096, 74674), (2192, 37337)]