19747380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{329123}}^1$

素因数の和:329135

約数の個数: 24

約数和(自身を含む): 55292832

約数和(自身を除く): 35545452

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 329123, 658246, 987369, 1316492, 1645615, 1974738, 3291230, 3949476, 4936845, 6582460, 9873690, 19747380]

約数ペア:

[(1, 19747380), (2, 9873690), (3, 6582460), (4, 4936845), (5, 3949476), (6, 3291230), (10, 1974738), (12, 1645615), (15, 1316492), (20, 987369), (30, 658246), (60, 329123)]