20158396548

素因数分解:

$2^2\times 3^1\times {\mathrm{149}}^1\times {\mathrm{1721}}^1\times {\mathrm{6551}}^1$

素因数の和:8428

約数の個数: 48

約数和(自身を含む): 47386684800

約数和(自身を除く): 27228288252

約数列:

[1, 2, 3, 4, 6, 12, 149, 298, 447, 596, 894, 1721, 1788, 3442, 5163, 6551, 6884, 10326, 13102, 19653, 20652, 26204, 39306, 78612, 256429, 512858, 769287, 976099, 1025716, 1538574, 1952198, 2928297, 3077148, 3904396, 5856594, 11274271, 11713188, 22548542, 33822813, 45097084, 67645626, 135291252, 1679866379, 3359732758, 5039599137, 6719465516, 10079198274, 20158396548]

約数ペア:

[(1, 20158396548), (2, 10079198274), (3, 6719465516), (4, 5039599137), (6, 3359732758), (12, 1679866379), (149, 135291252), (298, 67645626), (447, 45097084), (596, 33822813), (894, 22548542), (1721, 11713188), (1788, 11274271), (3442, 5856594), (5163, 3904396), (6551, 3077148), (6884, 2928297), (10326, 1952198), (13102, 1538574), (19653, 1025716), (20652, 976099), (26204, 769287), (39306, 512858), (78612, 256429)]