20006825

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 26123328

約数和(自身を除く): 6116503

約数列:

[1, 5, 25, 37, 43, 185, 215, 503, 925, 1075, 1591, 2515, 7955, 12575, 18611, 21629, 39775, 93055, 108145, 465275, 540725, 800273, 4001365, 20006825]

約数ペア:

[(1, 20006825), (5, 4001365), (25, 800273), (37, 540725), (43, 465275), (185, 108145), (215, 93055), (503, 39775), (925, 21629), (1075, 18611), (1591, 12575), (2515, 7955)]