1858986

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:890

約数の個数: 24

約数和(自身を含む): 4062240

約数和(自身を除く): 2203254

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 743, 834, 1251, 1486, 2229, 2502, 4458, 6687, 13374, 103277, 206554, 309831, 619662, 929493, 1858986]

約数ペア:

[(1, 1858986), (2, 929493), (3, 619662), (6, 309831), (9, 206554), (18, 103277), (139, 13374), (278, 6687), (417, 4458), (743, 2502), (834, 2229), (1251, 1486)]