20767630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1493}}^1$

素因数の和:1620

約数の個数: 32

約数和(自身を含む): 40660704

約数和(自身を除く): 19893074

約数列:

[1, 2, 5, 10, 13, 26, 65, 107, 130, 214, 535, 1070, 1391, 1493, 2782, 2986, 6955, 7465, 13910, 14930, 19409, 38818, 97045, 159751, 194090, 319502, 798755, 1597510, 2076763, 4153526, 10383815, 20767630]

約数ペア:

[(1, 20767630), (2, 10383815), (5, 4153526), (10, 2076763), (13, 1597510), (26, 798755), (65, 319502), (107, 194090), (130, 159751), (214, 97045), (535, 38818), (1070, 19409), (1391, 14930), (1493, 13910), (2782, 7465), (2986, 6955)]