19189860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319831}}^1$

素因数の和:319843

約数の個数: 24

約数和(自身を含む): 53731776

約数和(自身を除く): 34541916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319831, 639662, 959493, 1279324, 1599155, 1918986, 3198310, 3837972, 4797465, 6396620, 9594930, 19189860]

約数ペア:

[(1, 19189860), (2, 9594930), (3, 6396620), (4, 4797465), (5, 3837972), (6, 3198310), (10, 1918986), (12, 1599155), (15, 1279324), (20, 959493), (30, 639662), (60, 319831)]