20189976435

素因数分解:

$3^3\times 5^1\times {\mathrm{3527}}^1\times {\mathrm{42403}}^1$

素因数の和:45944

約数の個数: 32

約数和(自身を含む): 35904314880

約数和(自身を除く): 15714338445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 3527, 10581, 17635, 31743, 42403, 52905, 95229, 127209, 158715, 212015, 381627, 476145, 636045, 1144881, 1908135, 5724405, 149555381, 448666143, 747776905, 1345998429, 2243330715, 4037995287, 6729992145, 20189976435]

約数ペア:

[(1, 20189976435), (3, 6729992145), (5, 4037995287), (9, 2243330715), (15, 1345998429), (27, 747776905), (45, 448666143), (135, 149555381), (3527, 5724405), (10581, 1908135), (17635, 1144881), (31743, 636045), (42403, 476145), (52905, 381627), (95229, 212015), (127209, 158715)]