20193150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1307}}^1$

素因数の和:1425

約数の個数: 48

約数和(自身を含む): 50603904

約数和(自身を除く): 30410754

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 150, 206, 309, 515, 618, 1030, 1307, 1545, 2575, 2614, 3090, 3921, 5150, 6535, 7725, 7842, 13070, 15450, 19605, 32675, 39210, 65350, 98025, 134621, 196050, 269242, 403863, 673105, 807726, 1346210, 2019315, 3365525, 4038630, 6731050, 10096575, 20193150]

約数ペア:

[(1, 20193150), (2, 10096575), (3, 6731050), (5, 4038630), (6, 3365525), (10, 2019315), (15, 1346210), (25, 807726), (30, 673105), (50, 403863), (75, 269242), (103, 196050), (150, 134621), (206, 98025), (309, 65350), (515, 39210), (618, 32675), (1030, 19605), (1307, 15450), (1545, 13070), (2575, 7842), (2614, 7725), (3090, 6535), (3921, 5150)]