20020265

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1$

素因数の和:832

約数の個数: 16

約数和(自身を含む): 24952320

約数和(自身を除く): 4932055

約数列:

[1, 5, 31, 155, 227, 569, 1135, 2845, 7037, 17639, 35185, 88195, 129163, 645815, 4004053, 20020265]

約数ペア:

[(1, 20020265), (5, 4004053), (31, 645815), (155, 129163), (227, 88195), (569, 35185), (1135, 17639), (2845, 7037)]