2019790782

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67883}}^1$

素因数の和:67942

約数の個数: 64

約数和(自身を含む): 4887648000

約数和(自身を除く): 2867857218

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 29, 38, 54, 57, 58, 87, 114, 171, 174, 261, 342, 513, 522, 551, 783, 1026, 1102, 1566, 1653, 3306, 4959, 9918, 14877, 29754, 67883, 135766, 203649, 407298, 610947, 1221894, 1289777, 1832841, 1968607, 2579554, 3665682, 3869331, 3937214, 5905821, 7738662, 11607993, 11811642, 17717463, 23215986, 34823979, 35434926, 37403533, 53152389, 69647958, 74807066, 106304778, 112210599, 224421198, 336631797, 673263594, 1009895391, 2019790782]

約数ペア:

[(1, 2019790782), (2, 1009895391), (3, 673263594), (6, 336631797), (9, 224421198), (18, 112210599), (19, 106304778), (27, 74807066), (29, 69647958), (38, 53152389), (54, 37403533), (57, 35434926), (58, 34823979), (87, 23215986), (114, 17717463), (171, 11811642), (174, 11607993), (261, 7738662), (342, 5905821), (513, 3937214), (522, 3869331), (551, 3665682), (783, 2579554), (1026, 1968607), (1102, 1832841), (1566, 1289777), (1653, 1221894), (3306, 610947), (4959, 407298), (9918, 203649), (14877, 135766), (29754, 67883)]