20139025390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2089}}^1\times {\mathrm{87641}}^1$

素因数の和:89748

約数の個数: 32

約数和(自身を含む): 39565104480

約数和(自身を除く): 19426079090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2089, 4178, 10445, 20890, 22979, 45958, 87641, 114895, 175282, 229790, 438205, 876410, 964051, 1928102, 4820255, 9640510, 183082049, 366164098, 915410245, 1830820490, 2013902539, 4027805078, 10069512695, 20139025390]

約数ペア:

[(1, 20139025390), (2, 10069512695), (5, 4027805078), (10, 2013902539), (11, 1830820490), (22, 915410245), (55, 366164098), (110, 183082049), (2089, 9640510), (4178, 4820255), (10445, 1928102), (20890, 964051), (22979, 876410), (45958, 438205), (87641, 229790), (114895, 175282)]