20512323069

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{98297}}^1$

素因数の和:98849

約数の個数: 32

約数和(自身を含む): 32965217280

約数和(自身を除く): 12452894211

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 523, 1569, 3661, 9937, 10983, 29811, 69559, 98297, 208677, 294891, 688079, 1867643, 2064237, 5602929, 13073501, 39220503, 51409331, 154227993, 359865317, 976777289, 1079595951, 2930331867, 6837441023, 20512323069]

約数ペア:

[(1, 20512323069), (3, 6837441023), (7, 2930331867), (19, 1079595951), (21, 976777289), (57, 359865317), (133, 154227993), (399, 51409331), (523, 39220503), (1569, 13073501), (3661, 5602929), (9937, 2064237), (10983, 1867643), (29811, 688079), (69559, 294891), (98297, 208677)]