20802018555

素因数分解:

$3^2\times 5^1\times {\mathrm{1291}}^1\times {\mathrm{358069}}^1$

素因数の和:359371

約数の個数: 24

約数和(自身を含む): 36084862320

約数和(自身を除く): 15282843765

約数列:

[1, 3, 5, 9, 15, 45, 1291, 3873, 6455, 11619, 19365, 58095, 358069, 1074207, 1790345, 3222621, 5371035, 16113105, 462267079, 1386801237, 2311335395, 4160403711, 6934006185, 20802018555]

約数ペア:

[(1, 20802018555), (3, 6934006185), (5, 4160403711), (9, 2311335395), (15, 1386801237), (45, 462267079), (1291, 16113105), (3873, 5371035), (6455, 3222621), (11619, 1790345), (19365, 1074207), (58095, 358069)]