20187078903

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{3457}}^1\times {\mathrm{11383}}^1$

素因数の和:14868

約数の個数: 32

約数和(自身を含む): 31492697600

約数和(自身を除く): 11305618697

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 3457, 10371, 11383, 31113, 34149, 65683, 93339, 102447, 197049, 216277, 307341, 591147, 648831, 1773441, 1946493, 5839479, 39351031, 118053093, 354159279, 747669589, 1062477837, 2243008767, 6729026301, 20187078903]

約数ペア:

[(1, 20187078903), (3, 6729026301), (9, 2243008767), (19, 1062477837), (27, 747669589), (57, 354159279), (171, 118053093), (513, 39351031), (3457, 5839479), (10371, 1946493), (11383, 1773441), (31113, 648831), (34149, 591147), (65683, 307341), (93339, 216277), (102447, 197049)]