20071995

素因数分解:

$3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7393}}^1$

素因数の和:7582

約数の個数: 16

約数和(自身を含む): 32296992

約数和(自身を除く): 12224997

約数列:

[1, 3, 5, 15, 181, 543, 905, 2715, 7393, 22179, 36965, 110895, 1338133, 4014399, 6690665, 20071995]

約数ペア:

[(1, 20071995), (3, 6690665), (5, 4014399), (15, 1338133), (181, 110895), (543, 36965), (905, 22179), (2715, 7393)]