20671860385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{63073}}^1$

素因数の和:63249

約数の個数: 32

約数和(自身を含む): 27792927360

約数和(自身を除く): 7121066975

約数列:

[1, 5, 11, 55, 59, 101, 295, 505, 649, 1111, 3245, 5555, 5959, 29795, 63073, 65549, 315365, 327745, 693803, 3469015, 3721307, 6370373, 18606535, 31851865, 40934377, 70074103, 204671885, 350370515, 375852007, 1879260035, 4134372077, 20671860385]

約数ペア:

[(1, 20671860385), (5, 4134372077), (11, 1879260035), (55, 375852007), (59, 350370515), (101, 204671885), (295, 70074103), (505, 40934377), (649, 31851865), (1111, 18606535), (3245, 6370373), (5555, 3721307), (5959, 3469015), (29795, 693803), (63073, 327745), (65549, 315365)]