20911112

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{84319}}^1$

素因数の和:84356

約数の個数: 16

約数和(自身を含む): 40473600

約数和(自身を除く): 19562488

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 84319, 168638, 337276, 674552, 2613889, 5227778, 10455556, 20911112]

約数ペア:

[(1, 20911112), (2, 10455556), (4, 5227778), (8, 2613889), (31, 674552), (62, 337276), (124, 168638), (248, 84319)]