20216975352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1811}}^1\times {\mathrm{66449}}^1$

素因数の和:68276

約数の個数: 64

約数和(自身を含む): 57795552000

約数和(自身を除く): 37578576648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1811, 3622, 5433, 7244, 10866, 12677, 14488, 21732, 25354, 38031, 43464, 50708, 66449, 76062, 101416, 132898, 152124, 199347, 265796, 304248, 398694, 465143, 531592, 797388, 930286, 1395429, 1594776, 1860572, 2790858, 3721144, 5581716, 11163432, 120339139, 240678278, 361017417, 481356556, 722034834, 842373973, 962713112, 1444069668, 1684747946, 2527121919, 2888139336, 3369495892, 5054243838, 6738991784, 10108487676, 20216975352]

約数ペア:

[(1, 20216975352), (2, 10108487676), (3, 6738991784), (4, 5054243838), (6, 3369495892), (7, 2888139336), (8, 2527121919), (12, 1684747946), (14, 1444069668), (21, 962713112), (24, 842373973), (28, 722034834), (42, 481356556), (56, 361017417), (84, 240678278), (168, 120339139), (1811, 11163432), (3622, 5581716), (5433, 3721144), (7244, 2790858), (10866, 1860572), (12677, 1594776), (14488, 1395429), (21732, 930286), (25354, 797388), (38031, 531592), (43464, 465143), (50708, 398694), (66449, 304248), (76062, 265796), (101416, 199347), (132898, 152124)]