1908990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{21211}}^1$

素因数の和:21224

約数の個数: 24

約数和(自身を含む): 4963608

約数和(自身を除く): 3054618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 21211, 42422, 63633, 106055, 127266, 190899, 212110, 318165, 381798, 636330, 954495, 1908990]

約数ペア:

[(1, 1908990), (2, 954495), (3, 636330), (5, 381798), (6, 318165), (9, 212110), (10, 190899), (15, 127266), (18, 106055), (30, 63633), (45, 42422), (90, 21211)]