20137588430

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1089107}}^1$

素因数の和:1089200

約数の個数: 24

約数和(自身を含む): 37110265992

約数和(自身を除く): 16972677562

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1849, 3698, 9245, 18490, 1089107, 2178214, 5445535, 10891070, 46831601, 93663202, 234158005, 468316010, 2013758843, 4027517686, 10068794215, 20137588430]

約数ペア:

[(1, 20137588430), (2, 10068794215), (5, 4027517686), (10, 2013758843), (43, 468316010), (86, 234158005), (215, 93663202), (430, 46831601), (1849, 10891070), (3698, 5445535), (9245, 2178214), (18490, 1089107)]