20037563

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7103}}^1$

素因数の和:7154

約数の個数: 16

約数和(自身を含む): 25460736

約数和(自身を除く): 5423173

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7103, 49721, 92339, 220193, 646373, 1541351, 2862509, 20037563]

約数ペア:

[(1, 20037563), (7, 2862509), (13, 1541351), (31, 646373), (91, 220193), (217, 92339), (403, 49721), (2821, 7103)]