20407244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{35677}}^1$

素因数の和:35705

約数の個数: 24

約数和(自身を含む): 41957328

約数和(自身を除く): 21550084

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 35677, 71354, 142708, 392447, 463801, 784894, 927602, 1569788, 1855204, 5101811, 10203622, 20407244]

約数ペア:

[(1, 20407244), (2, 10203622), (4, 5101811), (11, 1855204), (13, 1569788), (22, 927602), (26, 784894), (44, 463801), (52, 392447), (143, 142708), (286, 71354), (572, 35677)]