20206485

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2657}}^1$

素因数の和:2694

約数の個数: 36

約数和(自身を含む): 37940292

約数和(自身を除く): 17733807

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2535, 2657, 7605, 7971, 13285, 23913, 34541, 39855, 103623, 119565, 172705, 310869, 449033, 518115, 1347099, 1554345, 2245165, 4041297, 6735495, 20206485]

約数ペア:

[(1, 20206485), (3, 6735495), (5, 4041297), (9, 2245165), (13, 1554345), (15, 1347099), (39, 518115), (45, 449033), (65, 310869), (117, 172705), (169, 119565), (195, 103623), (507, 39855), (585, 34541), (845, 23913), (1521, 13285), (2535, 7971), (2657, 7605)]