18651228956

素因数分解:

$2^2\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{359}}^1\times {\mathrm{389}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 33175396800

約数和(自身を除く): 14524167844

約数列:

[1, 2, 4, 173, 193, 346, 359, 386, 389, 692, 718, 772, 778, 1436, 1556, 33389, 62107, 66778, 67297, 69287, 75077, 124214, 133556, 134594, 138574, 139651, 150154, 248428, 269188, 277148, 279302, 300308, 558604, 11986651, 12988321, 23973302, 24159623, 25976642, 26952643, 47946604, 48319246, 51953284, 53905286, 96638492, 107810572, 4662807239, 9325614478, 18651228956]

約数ペア:

[(1, 18651228956), (2, 9325614478), (4, 4662807239), (173, 107810572), (193, 96638492), (346, 53905286), (359, 51953284), (386, 48319246), (389, 47946604), (692, 26952643), (718, 25976642), (772, 24159623), (778, 23973302), (1436, 12988321), (1556, 11986651), (33389, 558604), (62107, 300308), (66778, 279302), (67297, 277148), (69287, 269188), (75077, 248428), (124214, 150154), (133556, 139651), (134594, 138574)]