20172347188

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{78797}}^1$

素因数の和:79072

約数の個数: 48

約数和(自身を含む): 41514568704

約数和(自身を除く): 21342221516

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 223, 287, 446, 574, 892, 1148, 1561, 3122, 6244, 9143, 18286, 36572, 64001, 78797, 128002, 157594, 256004, 315188, 551579, 1103158, 2206316, 3230677, 6461354, 12922708, 17571731, 22614739, 35143462, 45229478, 70286924, 90458956, 123002117, 246004234, 492008468, 720440971, 1440881942, 2881763884, 5043086797, 10086173594, 20172347188]

約数ペア:

[(1, 20172347188), (2, 10086173594), (4, 5043086797), (7, 2881763884), (14, 1440881942), (28, 720440971), (41, 492008468), (82, 246004234), (164, 123002117), (223, 90458956), (287, 70286924), (446, 45229478), (574, 35143462), (892, 22614739), (1148, 17571731), (1561, 12922708), (3122, 6461354), (6244, 3230677), (9143, 2206316), (18286, 1103158), (36572, 551579), (64001, 315188), (78797, 256004), (128002, 157594)]