20103202147

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{15107}}^1\times {\mathrm{4421}}^1$

素因数の和:19578

約数の個数: 16

約数和(自身を含む): 23516266752

約数和(自身を除く): 3413064605

約数列:

[1, 7, 43, 301, 4421, 15107, 30947, 105749, 190103, 649601, 1330721, 4547207, 66788047, 467516329, 2871886021, 20103202147]

約数ペア:

[(1, 20103202147), (7, 2871886021), (43, 467516329), (301, 66788047), (4421, 4547207), (15107, 1330721), (30947, 649601), (105749, 190103)]