19885380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331423}}^1$

素因数の和:331435

約数の個数: 24

約数和(自身を含む): 55679232

約数和(自身を除く): 35793852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331423, 662846, 994269, 1325692, 1657115, 1988538, 3314230, 3977076, 4971345, 6628460, 9942690, 19885380]

約数ペア:

[(1, 19885380), (2, 9942690), (3, 6628460), (4, 4971345), (5, 3977076), (6, 3314230), (10, 1988538), (12, 1657115), (15, 1325692), (20, 994269), (30, 662846), (60, 331423)]