20343752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17783}}^1$

素因数の和:17813

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 24471928

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17783, 35566, 71132, 142264, 195613, 231179, 391226, 462358, 782452, 924716, 1564904, 1849432, 2542969, 5085938, 10171876, 20343752]

約数ペア:

[(1, 20343752), (2, 10171876), (4, 5085938), (8, 2542969), (11, 1849432), (13, 1564904), (22, 924716), (26, 782452), (44, 462358), (52, 391226), (88, 231179), (104, 195613), (143, 142264), (286, 71132), (572, 35566), (1144, 17783)]