20123375185

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{733}}^1\times {\mathrm{4787}}^1$

素因数の和:5593

約数の個数: 32

約数和(自身を含む): 25641004032

約数和(自身を除く): 5517628847

約数列:

[1, 5, 31, 37, 155, 185, 733, 1147, 3665, 4787, 5735, 22723, 23935, 27121, 113615, 135605, 148397, 177119, 741985, 840751, 885595, 3508871, 4203755, 5490689, 17544355, 27453445, 108775001, 129828227, 543875005, 649141135, 4024675037, 20123375185]

約数ペア:

[(1, 20123375185), (5, 4024675037), (31, 649141135), (37, 543875005), (155, 129828227), (185, 108775001), (733, 27453445), (1147, 17544355), (3665, 5490689), (4787, 4203755), (5735, 3508871), (22723, 885595), (23935, 840751), (27121, 741985), (113615, 177119), (135605, 148397)]