66644336

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{378661}}^1$

素因数の和:378680

約数の個数: 20

約数和(自身を含む): 140862264

約数和(自身を除く): 74217928

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 378661, 757322, 1514644, 3029288, 4165271, 6058576, 8330542, 16661084, 33322168, 66644336]

約数ペア:

[(1, 66644336), (2, 33322168), (4, 16661084), (8, 8330542), (11, 6058576), (16, 4165271), (22, 3029288), (44, 1514644), (88, 757322), (176, 378661)]