20656475554

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{505073}}^1$

素因数の和:505123

約数の個数: 36

約数和(自身を含む): 36878988258

約数和(自身を除く): 16222512704

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 169, 242, 286, 338, 1573, 1859, 3146, 3718, 20449, 40898, 505073, 1010146, 5555803, 6565949, 11111606, 13131898, 61113833, 72225439, 85357337, 122227666, 144450878, 170714674, 794479829, 938930707, 1588959658, 1877861414, 10328237777, 20656475554]

約数ペア:

[(1, 20656475554), (2, 10328237777), (11, 1877861414), (13, 1588959658), (22, 938930707), (26, 794479829), (121, 170714674), (143, 144450878), (169, 122227666), (242, 85357337), (286, 72225439), (338, 61113833), (1573, 13131898), (1859, 11111606), (3146, 6565949), (3718, 5555803), (20449, 1010146), (40898, 505073)]