19399684437

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{9949}}^1$

素因数の和:10168

約数の個数: 80

約数和(自身を含む): 35059024000

約数和(自身を除く): 15659339563

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 181, 189, 399, 513, 543, 567, 1197, 1267, 1539, 1629, 3439, 3591, 3801, 4887, 9949, 10317, 10773, 11403, 14661, 24073, 29847, 30951, 34209, 69643, 72219, 89541, 92853, 102627, 189031, 208929, 216657, 268623, 278559, 567093, 626787, 649971, 805869, 1323217, 1701279, 1800769, 1880361, 1949913, 3969651, 5103837, 5402307, 5641083, 11908953, 12605383, 15311511, 16206921, 34214611, 35726859, 37816149, 48620763, 102643833, 107180577, 113448447, 145862289, 239502277, 307931499, 340345341, 718506831, 923794497, 1021036023, 2155520493, 2771383491, 6466561479, 19399684437]

約数ペア:

[(1, 19399684437), (3, 6466561479), (7, 2771383491), (9, 2155520493), (19, 1021036023), (21, 923794497), (27, 718506831), (57, 340345341), (63, 307931499), (81, 239502277), (133, 145862289), (171, 113448447), (181, 107180577), (189, 102643833), (399, 48620763), (513, 37816149), (543, 35726859), (567, 34214611), (1197, 16206921), (1267, 15311511), (1539, 12605383), (1629, 11908953), (3439, 5641083), (3591, 5402307), (3801, 5103837), (4887, 3969651), (9949, 1949913), (10317, 1880361), (10773, 1800769), (11403, 1701279), (14661, 1323217), (24073, 805869), (29847, 649971), (30951, 626787), (34209, 567093), (69643, 278559), (72219, 268623), (89541, 216657), (92853, 208929), (102627, 189031)]