19911612

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{237043}}^1$

素因数の和:237057

約数の個数: 24

約数和(自身を含む): 53097856

約数和(自身を除く): 33186244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 237043, 474086, 711129, 948172, 1422258, 1659301, 2844516, 3318602, 4977903, 6637204, 9955806, 19911612]

約数ペア:

[(1, 19911612), (2, 9955806), (3, 6637204), (4, 4977903), (6, 3318602), (7, 2844516), (12, 1659301), (14, 1422258), (21, 948172), (28, 711129), (42, 474086), (84, 237043)]