20806468482

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1\times {\mathrm{3119}}^1$

素因数の和:3511

約数の個数: 64

約数和(自身を含む): 43250688000

約数和(自身を除く): 22444219518

約数列:

[1, 2, 3, 6, 37, 74, 111, 151, 199, 222, 302, 398, 453, 597, 906, 1194, 3119, 5587, 6238, 7363, 9357, 11174, 14726, 16761, 18714, 22089, 30049, 33522, 44178, 60098, 90147, 115403, 180294, 230806, 346209, 470969, 620681, 692418, 941938, 1111813, 1241362, 1412907, 1862043, 2223626, 2825814, 3335439, 3724086, 6670878, 17425853, 22965197, 34851706, 45930394, 52277559, 68895591, 93722831, 104555118, 137791182, 187445662, 281168493, 562336986, 3467744747, 6935489494, 10403234241, 20806468482]

約数ペア:

[(1, 20806468482), (2, 10403234241), (3, 6935489494), (6, 3467744747), (37, 562336986), (74, 281168493), (111, 187445662), (151, 137791182), (199, 104555118), (222, 93722831), (302, 68895591), (398, 52277559), (453, 45930394), (597, 34851706), (906, 22965197), (1194, 17425853), (3119, 6670878), (5587, 3724086), (6238, 3335439), (7363, 2825814), (9357, 2223626), (11174, 1862043), (14726, 1412907), (16761, 1241362), (18714, 1111813), (22089, 941938), (30049, 692418), (33522, 620681), (44178, 470969), (60098, 346209), (90147, 230806), (115403, 180294)]