20658352

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{9029}}^1$

素因数の和:9061

約数の個数: 40

約数和(自身を含む): 47028240

約数和(自身を除く): 26369888

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 9029, 18058, 36116, 72232, 99319, 117377, 144464, 198638, 234754, 397276, 469508, 794552, 939016, 1291147, 1589104, 1878032, 2582294, 5164588, 10329176, 20658352]

約数ペア:

[(1, 20658352), (2, 10329176), (4, 5164588), (8, 2582294), (11, 1878032), (13, 1589104), (16, 1291147), (22, 939016), (26, 794552), (44, 469508), (52, 397276), (88, 234754), (104, 198638), (143, 144464), (176, 117377), (208, 99319), (286, 72232), (572, 36116), (1144, 18058), (2288, 9029)]