20964090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{99829}}^1$

素因数の和:99846

約数の個数: 32

約数和(自身を含む): 57502080

約数和(自身を除く): 36537990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 99829, 199658, 299487, 499145, 598974, 698803, 998290, 1397606, 1497435, 2096409, 2994870, 3494015, 4192818, 6988030, 10482045, 20964090]

約数ペア:

[(1, 20964090), (2, 10482045), (3, 6988030), (5, 4192818), (6, 3494015), (7, 2994870), (10, 2096409), (14, 1497435), (15, 1397606), (21, 998290), (30, 698803), (35, 598974), (42, 499145), (70, 299487), (105, 199658), (210, 99829)]