19934628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5519}}^1$

素因数の和:5576

約数の個数: 48

約数和(自身を含む): 54405120

約数和(自身を除く): 34470492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5519, 11038, 16557, 22076, 33114, 38633, 66228, 77266, 115899, 154532, 231798, 237317, 463596, 474634, 711951, 949268, 1423902, 1661219, 2847804, 3322438, 4983657, 6644876, 9967314, 19934628]

約数ペア:

[(1, 19934628), (2, 9967314), (3, 6644876), (4, 4983657), (6, 3322438), (7, 2847804), (12, 1661219), (14, 1423902), (21, 949268), (28, 711951), (42, 474634), (43, 463596), (84, 237317), (86, 231798), (129, 154532), (172, 115899), (258, 77266), (301, 66228), (516, 38633), (602, 33114), (903, 22076), (1204, 16557), (1806, 11038), (3612, 5519)]