19713036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{709}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 52801280

約数和(自身を除く): 33088244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 331, 662, 709, 993, 1324, 1418, 1986, 2127, 2317, 2836, 3972, 4254, 4634, 4963, 6951, 8508, 9268, 9926, 13902, 14889, 19852, 27804, 29778, 59556, 234679, 469358, 704037, 938716, 1408074, 1642753, 2816148, 3285506, 4928259, 6571012, 9856518, 19713036]

約数ペア:

[(1, 19713036), (2, 9856518), (3, 6571012), (4, 4928259), (6, 3285506), (7, 2816148), (12, 1642753), (14, 1408074), (21, 938716), (28, 704037), (42, 469358), (84, 234679), (331, 59556), (662, 29778), (709, 27804), (993, 19852), (1324, 14889), (1418, 13902), (1986, 9926), (2127, 9268), (2317, 8508), (2836, 6951), (3972, 4963), (4254, 4634)]