20194388669

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{2927}}^1\times {\mathrm{10831}}^1$

素因数の和:13785

約数の個数: 24

約数和(自身を含む): 25309444608

約数和(自身を除く): 5115055939

約数列:

[1, 7, 13, 49, 91, 637, 2927, 10831, 20489, 38051, 75817, 140803, 143423, 266357, 530719, 985621, 1864499, 6899347, 31702337, 221916359, 412130381, 1553414513, 2884912667, 20194388669]

約数ペア:

[(1, 20194388669), (7, 2884912667), (13, 1553414513), (49, 412130381), (91, 221916359), (637, 31702337), (2927, 6899347), (10831, 1864499), (20489, 985621), (38051, 530719), (75817, 266357), (140803, 143423)]