20534435

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 25423200

約数和(自身を除く): 4888765

約数列:

[1, 5, 43, 149, 215, 641, 745, 3205, 6407, 27563, 32035, 95509, 137815, 477545, 4106887, 20534435]

約数ペア:

[(1, 20534435), (5, 4106887), (43, 477545), (149, 137815), (215, 95509), (641, 32035), (745, 27563), (3205, 6407)]