20002568

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58147}}^1$

素因数の和:58196

約数の個数: 16

約数和(自身を含む): 38377680

約数和(自身を除く): 18375112

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58147, 116294, 232588, 465176, 2500321, 5000642, 10001284, 20002568]

約数ペア:

[(1, 20002568), (2, 10001284), (4, 5000642), (8, 2500321), (43, 465176), (86, 232588), (172, 116294), (344, 58147)]