20791590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1231}}^1$

素因数の和:1804

約数の個数: 32

約数和(自身を含む): 50029056

約数和(自身を除く): 29237466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 563, 1126, 1231, 1689, 2462, 2815, 3378, 3693, 5630, 6155, 7386, 8445, 12310, 16890, 18465, 36930, 693053, 1386106, 2079159, 3465265, 4158318, 6930530, 10395795, 20791590]

約数ペア:

[(1, 20791590), (2, 10395795), (3, 6930530), (5, 4158318), (6, 3465265), (10, 2079159), (15, 1386106), (30, 693053), (563, 36930), (1126, 18465), (1231, 16890), (1689, 12310), (2462, 8445), (2815, 7386), (3378, 6155), (3693, 5630)]