20778049212

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{13417}}^1$

素因数の和:13659

約数の個数: 96

約数和(自身を含む): 52514402304

約数和(自身を除く): 31736353092

約数列:

[1, 2, 3, 4, 6, 12, 23, 31, 46, 62, 69, 92, 93, 124, 138, 181, 186, 276, 362, 372, 543, 713, 724, 1086, 1426, 2139, 2172, 2852, 4163, 4278, 5611, 8326, 8556, 11222, 12489, 13417, 16652, 16833, 22444, 24978, 26834, 33666, 40251, 49956, 53668, 67332, 80502, 129053, 161004, 258106, 308591, 387159, 415927, 516212, 617182, 774318, 831854, 925773, 1234364, 1247781, 1548636, 1663708, 1851546, 2428477, 2495562, 3703092, 4856954, 4991124, 7285431, 9566321, 9713908, 14570862, 19132642, 28698963, 29141724, 38265284, 55854971, 57397926, 75282787, 111709942, 114795852, 150565574, 167564913, 223419884, 225848361, 301131148, 335129826, 451696722, 670259652, 903393444, 1731504101, 3463008202, 5194512303, 6926016404, 10389024606, 20778049212]

約数ペア:

[(1, 20778049212), (2, 10389024606), (3, 6926016404), (4, 5194512303), (6, 3463008202), (12, 1731504101), (23, 903393444), (31, 670259652), (46, 451696722), (62, 335129826), (69, 301131148), (92, 225848361), (93, 223419884), (124, 167564913), (138, 150565574), (181, 114795852), (186, 111709942), (276, 75282787), (362, 57397926), (372, 55854971), (543, 38265284), (713, 29141724), (724, 28698963), (1086, 19132642), (1426, 14570862), (2139, 9713908), (2172, 9566321), (2852, 7285431), (4163, 4991124), (4278, 4856954), (5611, 3703092), (8326, 2495562), (8556, 2428477), (11222, 1851546), (12489, 1663708), (13417, 1548636), (16652, 1247781), (16833, 1234364), (22444, 925773), (24978, 831854), (26834, 774318), (33666, 617182), (40251, 516212), (49956, 415927), (53668, 387159), (67332, 308591), (80502, 258106), (129053, 161004)]