19748844

素因数分解:

$2^2\times 3^2\times {\mathrm{548579}}^1$

素因数の和:548589

約数の個数: 18

約数和(自身を含む): 49920780

約数和(自身を除く): 30171936

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 548579, 1097158, 1645737, 2194316, 3291474, 4937211, 6582948, 9874422, 19748844]

約数ペア:

[(1, 19748844), (2, 9874422), (3, 6582948), (4, 4937211), (6, 3291474), (9, 2194316), (12, 1645737), (18, 1097158), (36, 548579)]