89418704

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{136309}}^1$

素因数の和:136358

約数の個数: 20

約数和(自身を含む): 177475620

約数和(自身を除く): 88056916

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 136309, 272618, 545236, 1090472, 2180944, 5588669, 11177338, 22354676, 44709352, 89418704]

約数ペア:

[(1, 89418704), (2, 44709352), (4, 22354676), (8, 11177338), (16, 5588669), (41, 2180944), (82, 1090472), (164, 545236), (328, 272618), (656, 136309)]