19923004

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 35492688

約数和(自身を除く): 15569684

約数列:

[1, 2, 4, 131, 193, 197, 262, 386, 394, 524, 772, 788, 25283, 25807, 38021, 50566, 51614, 76042, 101132, 103228, 152084, 4980751, 9961502, 19923004]

約数ペア:

[(1, 19923004), (2, 9961502), (4, 4980751), (131, 152084), (193, 103228), (197, 101132), (262, 76042), (386, 51614), (394, 50566), (524, 38021), (772, 25807), (788, 25283)]