20596615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{599}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 27871200

約数和(自身を除く): 7274585

約数列:

[1, 5, 13, 23, 65, 115, 299, 529, 599, 1495, 2645, 2995, 6877, 7787, 13777, 34385, 38935, 68885, 179101, 316871, 895505, 1584355, 4119323, 20596615]

約数ペア:

[(1, 20596615), (5, 4119323), (13, 1584355), (23, 895505), (65, 316871), (115, 179101), (299, 68885), (529, 38935), (599, 34385), (1495, 13777), (2645, 7787), (2995, 6877)]