20105615

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:802

約数の個数: 16

約数和(自身を含む): 24952320

約数和(自身を除く): 4846705

約数列:

[1, 5, 37, 185, 191, 569, 955, 2845, 7067, 21053, 35335, 105265, 108679, 543395, 4021123, 20105615]

約数ペア:

[(1, 20105615), (5, 4021123), (37, 543395), (185, 108679), (191, 105265), (569, 35335), (955, 21053), (2845, 7067)]