19699256

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{18797}}^1$

素因数の和:18934

約数の個数: 16

約数和(自身を含む): 37220040

約数和(自身を除く): 17520784

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 18797, 37594, 75188, 150376, 2462407, 4924814, 9849628, 19699256]

約数ペア:

[(1, 19699256), (2, 9849628), (4, 4924814), (8, 2462407), (131, 150376), (262, 75188), (524, 37594), (1048, 18797)]