31080124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{4049}}^1$

素因数の和:4173

約数の個数: 24

約数和(自身を含む): 57834000

約数和(自身を除く): 26753876

約数列:

[1, 2, 4, 19, 38, 76, 101, 202, 404, 1919, 3838, 4049, 7676, 8098, 16196, 76931, 153862, 307724, 408949, 817898, 1635796, 7770031, 15540062, 31080124]

約数ペア:

[(1, 31080124), (2, 15540062), (4, 7770031), (19, 1635796), (38, 817898), (76, 408949), (101, 307724), (202, 153862), (404, 76931), (1919, 16196), (3838, 8098), (4049, 7676)]