19225020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{320417}}^1$

素因数の和:320429

約数の個数: 24

約数和(自身を含む): 53830224

約数和(自身を除く): 34605204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 320417, 640834, 961251, 1281668, 1602085, 1922502, 3204170, 3845004, 4806255, 6408340, 9612510, 19225020]

約数ペア:

[(1, 19225020), (2, 9612510), (3, 6408340), (4, 4806255), (5, 3845004), (6, 3204170), (10, 1922502), (12, 1602085), (15, 1281668), (20, 961251), (30, 640834), (60, 320417)]