19240668

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:387

約数の個数: 72

約数和(自身を含む): 52088400

約数和(自身を除く): 32847732

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 149, 153, 204, 211, 298, 306, 422, 447, 596, 612, 633, 844, 894, 1266, 1341, 1788, 1899, 2532, 2533, 2682, 3587, 3798, 5066, 5364, 7174, 7596, 7599, 10132, 10761, 14348, 15198, 21522, 22797, 30396, 31439, 32283, 43044, 45594, 62878, 64566, 91188, 94317, 125756, 129132, 188634, 282951, 377268, 534463, 565902, 1068926, 1131804, 1603389, 2137852, 3206778, 4810167, 6413556, 9620334, 19240668]

約数ペア:

[(1, 19240668), (2, 9620334), (3, 6413556), (4, 4810167), (6, 3206778), (9, 2137852), (12, 1603389), (17, 1131804), (18, 1068926), (34, 565902), (36, 534463), (51, 377268), (68, 282951), (102, 188634), (149, 129132), (153, 125756), (204, 94317), (211, 91188), (298, 64566), (306, 62878), (422, 45594), (447, 43044), (596, 32283), (612, 31439), (633, 30396), (844, 22797), (894, 21522), (1266, 15198), (1341, 14348), (1788, 10761), (1899, 10132), (2532, 7599), (2533, 7596), (2682, 7174), (3587, 5364), (3798, 5066)]