20294481

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{1753}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 28793664

約数和(自身を除く): 8499183

約数列:

[1, 3, 17, 51, 227, 681, 1753, 3859, 5259, 11577, 29801, 89403, 397931, 1193793, 6764827, 20294481]

約数ペア:

[(1, 20294481), (3, 6764827), (17, 1193793), (51, 397931), (227, 89403), (681, 29801), (1753, 11577), (3859, 5259)]