20839685

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{1723}}^1$

素因数の和:1828

約数の個数: 16

約数和(自身を含む): 26066880

約数和(自身を除く): 5227195

約数列:

[1, 5, 41, 59, 205, 295, 1723, 2419, 8615, 12095, 70643, 101657, 353215, 508285, 4167937, 20839685]

約数ペア:

[(1, 20839685), (5, 4167937), (41, 508285), (59, 353215), (205, 101657), (295, 70643), (1723, 12095), (2419, 8615)]