20165131688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{25469}}^1$

素因数の和:25842

約数の個数: 64

約数和(自身を含む): 42618441600

約数和(自身を除く): 22453309912

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 331, 598, 662, 1196, 1324, 2392, 2648, 4303, 7613, 8606, 15226, 17212, 25469, 30452, 34424, 50938, 60904, 98969, 101876, 197938, 203752, 331097, 395876, 585787, 662194, 791752, 1171574, 1324388, 2343148, 2648776, 4686296, 7615231, 8430239, 15230462, 16860478, 30460924, 33720956, 60921848, 67441912, 109593107, 193895497, 219186214, 387790994, 438372428, 775581988, 876744856, 1551163976, 2520641461, 5041282922, 10082565844, 20165131688]

約数ペア:

[(1, 20165131688), (2, 10082565844), (4, 5041282922), (8, 2520641461), (13, 1551163976), (23, 876744856), (26, 775581988), (46, 438372428), (52, 387790994), (92, 219186214), (104, 193895497), (184, 109593107), (299, 67441912), (331, 60921848), (598, 33720956), (662, 30460924), (1196, 16860478), (1324, 15230462), (2392, 8430239), (2648, 7615231), (4303, 4686296), (7613, 2648776), (8606, 2343148), (15226, 1324388), (17212, 1171574), (25469, 791752), (30452, 662194), (34424, 585787), (50938, 395876), (60904, 331097), (98969, 203752), (101876, 197938)]