19882664

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{130807}}^1$

素因数の和:130832

約数の個数: 16

約数和(自身を含む): 39242400

約数和(自身を除く): 19359736

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 130807, 261614, 523228, 1046456, 2485333, 4970666, 9941332, 19882664]

約数ペア:

[(1, 19882664), (2, 9941332), (4, 4970666), (8, 2485333), (19, 1046456), (38, 523228), (76, 261614), (152, 130807)]