19893180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331553}}^1$

素因数の和:331565

約数の個数: 24

約数和(自身を含む): 55701072

約数和(自身を除く): 35807892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331553, 663106, 994659, 1326212, 1657765, 1989318, 3315530, 3978636, 4973295, 6631060, 9946590, 19893180]

約数ペア:

[(1, 19893180), (2, 9946590), (3, 6631060), (4, 4973295), (5, 3978636), (6, 3315530), (10, 1989318), (12, 1657765), (15, 1326212), (20, 994659), (30, 663106), (60, 331553)]