18740152

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{21491}}^1$

素因数の和:21606

約数の個数: 16

約数和(自身を含む): 35461800

約数和(自身を除く): 16721648

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 21491, 42982, 85964, 171928, 2342519, 4685038, 9370076, 18740152]

約数ペア:

[(1, 18740152), (2, 9370076), (4, 4685038), (8, 2342519), (109, 171928), (218, 85964), (436, 42982), (872, 21491)]