19829187

素因数分解:

$3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{701}}^1$

素因数の和:1163

約数の個数: 24

約数和(自身を含む): 32853600

約数和(自身を除く): 13024413

約数列:

[1, 3, 7, 9, 21, 63, 449, 701, 1347, 2103, 3143, 4041, 4907, 6309, 9429, 14721, 28287, 44163, 314749, 944247, 2203243, 2832741, 6609729, 19829187]

約数ペア:

[(1, 19829187), (3, 6609729), (7, 2832741), (9, 2203243), (21, 944247), (63, 314749), (449, 44163), (701, 28287), (1347, 14721), (2103, 9429), (3143, 6309), (4041, 4907)]