20701315

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{751}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 25718400

約数和(自身を除く): 5017085

約数列:

[1, 5, 37, 149, 185, 745, 751, 3755, 5513, 27565, 27787, 111899, 138935, 559495, 4140263, 20701315]

約数ペア:

[(1, 20701315), (5, 4140263), (37, 559495), (149, 138935), (185, 111899), (745, 27787), (751, 27565), (3755, 5513)]