19338463870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12757}}^1\times {\mathrm{13781}}^1$

素因数の和:26556

約数の個数: 32

約数和(自身を含む): 37979443296

約数和(自身を除く): 18640979426

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 12757, 13781, 25514, 27562, 63785, 68905, 127570, 137810, 140327, 151591, 280654, 303182, 701635, 757955, 1403270, 1515910, 175804217, 351608434, 879021085, 1758042170, 1933846387, 3867692774, 9669231935, 19338463870]

約数ペア:

[(1, 19338463870), (2, 9669231935), (5, 3867692774), (10, 1933846387), (11, 1758042170), (22, 879021085), (55, 351608434), (110, 175804217), (12757, 1515910), (13781, 1403270), (25514, 757955), (27562, 701635), (63785, 303182), (68905, 280654), (127570, 151591), (137810, 140327)]