40399472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{132893}}^1$

素因数の和:132920

約数の個数: 20

約数和(自身を含む): 82394280

約数和(自身を除く): 41994808

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 132893, 265786, 531572, 1063144, 2126288, 2524967, 5049934, 10099868, 20199736, 40399472]

約数ペア:

[(1, 40399472), (2, 20199736), (4, 10099868), (8, 5049934), (16, 2524967), (19, 2126288), (38, 1063144), (76, 531572), (152, 265786), (304, 132893)]