19912304830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5407}}^1\times {\mathrm{33479}}^1$

素因数の和:38904

約数の個数: 32

約数和(自身を含む): 39108925440

約数和(自身を除く): 19196620610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 5407, 10814, 27035, 33479, 54070, 59477, 66958, 118954, 167395, 297385, 334790, 368269, 594770, 736538, 1841345, 3682690, 181020953, 362041906, 905104765, 1810209530, 1991230483, 3982460966, 9956152415, 19912304830]

約数ペア:

[(1, 19912304830), (2, 9956152415), (5, 3982460966), (10, 1991230483), (11, 1810209530), (22, 905104765), (55, 362041906), (110, 181020953), (5407, 3682690), (10814, 1841345), (27035, 736538), (33479, 594770), (54070, 368269), (59477, 334790), (66958, 297385), (118954, 167395)]