20038359

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1607

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 12185385

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 1553, 4301, 4659, 12903, 17083, 26401, 35719, 51249, 79203, 107157, 290411, 392909, 607223, 871233, 1178727, 1821669, 6679453, 20038359]

約数ペア:

[(1, 20038359), (3, 6679453), (11, 1821669), (17, 1178727), (23, 871233), (33, 607223), (51, 392909), (69, 290411), (187, 107157), (253, 79203), (391, 51249), (561, 35719), (759, 26401), (1173, 17083), (1553, 12903), (4301, 4659)]