19389736

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{105379}}^1$

素因数の和:105408

約数の個数: 16

約数和(自身を含む): 37936800

約数和(自身を除く): 18547064

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 105379, 210758, 421516, 843032, 2423717, 4847434, 9694868, 19389736]

約数ペア:

[(1, 19389736), (2, 9694868), (4, 4847434), (8, 2423717), (23, 843032), (46, 421516), (92, 210758), (184, 105379)]