19020924

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 52437840

約数和(自身を除く): 33416916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 97, 117, 156, 194, 234, 291, 388, 419, 468, 582, 838, 873, 1164, 1257, 1261, 1676, 1746, 2514, 2522, 3492, 3771, 3783, 5028, 5044, 5447, 7542, 7566, 10894, 11349, 15084, 15132, 16341, 21788, 22698, 32682, 40643, 45396, 49023, 65364, 81286, 98046, 121929, 162572, 196092, 243858, 365787, 487716, 528359, 731574, 1056718, 1463148, 1585077, 2113436, 3170154, 4755231, 6340308, 9510462, 19020924]

約数ペア:

[(1, 19020924), (2, 9510462), (3, 6340308), (4, 4755231), (6, 3170154), (9, 2113436), (12, 1585077), (13, 1463148), (18, 1056718), (26, 731574), (36, 528359), (39, 487716), (52, 365787), (78, 243858), (97, 196092), (117, 162572), (156, 121929), (194, 98046), (234, 81286), (291, 65364), (388, 49023), (419, 45396), (468, 40643), (582, 32682), (838, 22698), (873, 21788), (1164, 16341), (1257, 15132), (1261, 15084), (1676, 11349), (1746, 10894), (2514, 7566), (2522, 7542), (3492, 5447), (3771, 5044), (3783, 5028)]