2891312

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{1151}}^1$

素因数の和:1316

約数の個数: 20

約数和(自身を含む): 5642496

約数和(自身を除く): 2751184

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1151, 1256, 2302, 2512, 4604, 9208, 18416, 180707, 361414, 722828, 1445656, 2891312]

約数ペア:

[(1, 2891312), (2, 1445656), (4, 722828), (8, 361414), (16, 180707), (157, 18416), (314, 9208), (628, 4604), (1151, 2512), (1256, 2302)]