20194648

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{23159}}^1$

素因数の和:23274

約数の個数: 16

約数和(自身を含む): 38214000

約数和(自身を除く): 18019352

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 23159, 46318, 92636, 185272, 2524331, 5048662, 10097324, 20194648]

約数ペア:

[(1, 20194648), (2, 10097324), (4, 5048662), (8, 2524331), (109, 185272), (218, 92636), (436, 46318), (872, 23159)]