19656608

素因数分解:

$2^5\times {\mathrm{499}}^1\times {\mathrm{1231}}^1$

素因数の和:1740

約数の個数: 24

約数和(自身を含む): 38808000

約数和(自身を除く): 19151392

約数列:

[1, 2, 4, 8, 16, 32, 499, 998, 1231, 1996, 2462, 3992, 4924, 7984, 9848, 15968, 19696, 39392, 614269, 1228538, 2457076, 4914152, 9828304, 19656608]

約数ペア:

[(1, 19656608), (2, 9828304), (4, 4914152), (8, 2457076), (16, 1228538), (32, 614269), (499, 39392), (998, 19696), (1231, 15968), (1996, 9848), (2462, 7984), (3992, 4924)]