20052605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{877}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 25602480

約数和(自身を除く): 5549875

約数列:

[1, 5, 17, 85, 269, 877, 1345, 4385, 4573, 14909, 22865, 74545, 235913, 1179565, 4010521, 20052605]

約数ペア:

[(1, 20052605), (5, 4010521), (17, 1179565), (85, 235913), (269, 74545), (877, 22865), (1345, 14909), (4385, 4573)]