19038994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{1699}}^1$

素因数の和:2145

約数の個数: 16

約数和(自身を含む): 30844800

約数和(自身を除く): 11805806

約数列:

[1, 2, 13, 26, 431, 862, 1699, 3398, 5603, 11206, 22087, 44174, 732269, 1464538, 9519497, 19038994]

約数ペア:

[(1, 19038994), (2, 9519497), (13, 1464538), (26, 732269), (431, 44174), (862, 22087), (1699, 11206), (3398, 5603)]