20513405295

素因数分解:

$3^2\times 5^1\times {\mathrm{2417}}^1\times {\mathrm{188603}}^1$

素因数の和:191031

約数の個数: 24

約数和(自身を含む): 35571468816

約数和(自身を除く): 15058063521

約数列:

[1, 3, 5, 9, 15, 45, 2417, 7251, 12085, 21753, 36255, 108765, 188603, 565809, 943015, 1697427, 2829045, 8487135, 455853451, 1367560353, 2279267255, 4102681059, 6837801765, 20513405295]

約数ペア:

[(1, 20513405295), (3, 6837801765), (5, 4102681059), (9, 2279267255), (15, 1367560353), (45, 455853451), (2417, 8487135), (7251, 2829045), (12085, 1697427), (21753, 943015), (36255, 565809), (108765, 188603)]