19651020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{327517}}^1$

素因数の和:327529

約数の個数: 24

約数和(自身を含む): 55023024

約数和(自身を除く): 35372004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 327517, 655034, 982551, 1310068, 1637585, 1965102, 3275170, 3930204, 4912755, 6550340, 9825510, 19651020]

約数ペア:

[(1, 19651020), (2, 9825510), (3, 6550340), (4, 4912755), (5, 3930204), (6, 3275170), (10, 1965102), (12, 1637585), (15, 1310068), (20, 982551), (30, 655034), (60, 327517)]