19694580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{328243}}^1$

素因数の和:328255

約数の個数: 24

約数和(自身を含む): 55144992

約数和(自身を除く): 35450412

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 328243, 656486, 984729, 1312972, 1641215, 1969458, 3282430, 3938916, 4923645, 6564860, 9847290, 19694580]

約数ペア:

[(1, 19694580), (2, 9847290), (3, 6564860), (4, 4923645), (5, 3938916), (6, 3282430), (10, 1969458), (12, 1641215), (15, 1312972), (20, 984729), (30, 656486), (60, 328243)]