18391020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{306517}}^1$

素因数の和:306529

約数の個数: 24

約数和(自身を含む): 51495024

約数和(自身を除く): 33104004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 306517, 613034, 919551, 1226068, 1532585, 1839102, 3065170, 3678204, 4597755, 6130340, 9195510, 18391020]

約数ペア:

[(1, 18391020), (2, 9195510), (3, 6130340), (4, 4597755), (5, 3678204), (6, 3065170), (10, 1839102), (12, 1532585), (15, 1226068), (20, 919551), (30, 613034), (60, 306517)]