20682830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15551}}^1$

素因数の和:15584

約数の個数: 32

約数和(自身を含む): 44789760

約数和(自身を除く): 24106930

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15551, 31102, 77755, 108857, 155510, 217714, 295469, 544285, 590938, 1088570, 1477345, 2068283, 2954690, 4136566, 10341415, 20682830]

約数ペア:

[(1, 20682830), (2, 10341415), (5, 4136566), (7, 2954690), (10, 2068283), (14, 1477345), (19, 1088570), (35, 590938), (38, 544285), (70, 295469), (95, 217714), (133, 155510), (190, 108857), (266, 77755), (665, 31102), (1330, 15551)]