20441904

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{733}}^1$

素因数の和:834

約数の個数: 80

約数和(自身を含む): 61162752

約数和(自身を除く): 40720848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 83, 84, 112, 166, 168, 249, 332, 336, 498, 581, 664, 733, 996, 1162, 1328, 1466, 1743, 1992, 2199, 2324, 2932, 3486, 3984, 4398, 4648, 5131, 5864, 6972, 8796, 9296, 10262, 11728, 13944, 15393, 17592, 20524, 27888, 30786, 35184, 41048, 60839, 61572, 82096, 121678, 123144, 182517, 243356, 246288, 365034, 425873, 486712, 730068, 851746, 973424, 1277619, 1460136, 1703492, 2555238, 2920272, 3406984, 5110476, 6813968, 10220952, 20441904]

約数ペア:

[(1, 20441904), (2, 10220952), (3, 6813968), (4, 5110476), (6, 3406984), (7, 2920272), (8, 2555238), (12, 1703492), (14, 1460136), (16, 1277619), (21, 973424), (24, 851746), (28, 730068), (42, 486712), (48, 425873), (56, 365034), (83, 246288), (84, 243356), (112, 182517), (166, 123144), (168, 121678), (249, 82096), (332, 61572), (336, 60839), (498, 41048), (581, 35184), (664, 30786), (733, 27888), (996, 20524), (1162, 17592), (1328, 15393), (1466, 13944), (1743, 11728), (1992, 10262), (2199, 9296), (2324, 8796), (2932, 6972), (3486, 5864), (3984, 5131), (4398, 4648)]