418928188

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{18313}}^1$

素因数の和:18386

約数の個数: 48

約数和(自身を含む): 902513920

約数和(自身を除く): 483585732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 3268, 5719, 11438, 18313, 22876, 36626, 73252, 128191, 256382, 347947, 512764, 695894, 787459, 1391788, 1574918, 2435629, 3149836, 4871258, 5512213, 9742516, 11024426, 14961721, 22048852, 29923442, 59846884, 104732047, 209464094, 418928188]

約数ペア:

[(1, 418928188), (2, 209464094), (4, 104732047), (7, 59846884), (14, 29923442), (19, 22048852), (28, 14961721), (38, 11024426), (43, 9742516), (76, 5512213), (86, 4871258), (133, 3149836), (172, 2435629), (266, 1574918), (301, 1391788), (532, 787459), (602, 695894), (817, 512764), (1204, 347947), (1634, 256382), (3268, 128191), (5719, 73252), (11438, 36626), (18313, 22876)]