19750610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:866

約数の個数: 32

約数和(自身を含む): 38966400

約数和(自身を除く): 19215790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 409, 439, 818, 878, 2045, 2195, 4090, 4390, 4499, 4829, 8998, 9658, 22495, 24145, 44990, 48290, 179551, 359102, 897755, 1795510, 1975061, 3950122, 9875305, 19750610]

約数ペア:

[(1, 19750610), (2, 9875305), (5, 3950122), (10, 1975061), (11, 1795510), (22, 897755), (55, 359102), (110, 179551), (409, 48290), (439, 44990), (818, 24145), (878, 22495), (2045, 9658), (2195, 8998), (4090, 4829), (4390, 4499)]