19861128

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 62112960

約数和(自身を除く): 42251832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 157, 168, 251, 252, 314, 471, 502, 504, 628, 753, 942, 1004, 1099, 1256, 1413, 1506, 1757, 1884, 2008, 2198, 2259, 2826, 3012, 3297, 3514, 3768, 4396, 4518, 5271, 5652, 6024, 6594, 7028, 8792, 9036, 9891, 10542, 11304, 13188, 14056, 15813, 18072, 19782, 21084, 26376, 31626, 39407, 39564, 42168, 63252, 78814, 79128, 118221, 126504, 157628, 236442, 275849, 315256, 354663, 472884, 551698, 709326, 827547, 945768, 1103396, 1418652, 1655094, 2206792, 2482641, 2837304, 3310188, 4965282, 6620376, 9930564, 19861128]

約数ペア:

[(1, 19861128), (2, 9930564), (3, 6620376), (4, 4965282), (6, 3310188), (7, 2837304), (8, 2482641), (9, 2206792), (12, 1655094), (14, 1418652), (18, 1103396), (21, 945768), (24, 827547), (28, 709326), (36, 551698), (42, 472884), (56, 354663), (63, 315256), (72, 275849), (84, 236442), (126, 157628), (157, 126504), (168, 118221), (251, 79128), (252, 78814), (314, 63252), (471, 42168), (502, 39564), (504, 39407), (628, 31626), (753, 26376), (942, 21084), (1004, 19782), (1099, 18072), (1256, 15813), (1413, 14056), (1506, 13188), (1757, 11304), (1884, 10542), (2008, 9891), (2198, 9036), (2259, 8792), (2826, 7028), (3012, 6594), (3297, 6024), (3514, 5652), (3768, 5271), (4396, 4518)]