19235524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 44549568

約数和(自身を除く): 25314044

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 173, 209, 266, 308, 346, 361, 418, 532, 692, 722, 836, 1211, 1444, 1463, 1903, 2422, 2527, 2926, 3287, 3806, 3971, 4844, 5054, 5852, 6574, 7612, 7942, 10108, 13148, 13321, 15884, 23009, 26642, 27797, 36157, 46018, 53284, 55594, 62453, 72314, 92036, 111188, 124906, 144628, 249812, 253099, 437171, 506198, 686983, 874342, 1012396, 1373966, 1748684, 2747932, 4808881, 9617762, 19235524]

約数ペア:

[(1, 19235524), (2, 9617762), (4, 4808881), (7, 2747932), (11, 1748684), (14, 1373966), (19, 1012396), (22, 874342), (28, 686983), (38, 506198), (44, 437171), (76, 253099), (77, 249812), (133, 144628), (154, 124906), (173, 111188), (209, 92036), (266, 72314), (308, 62453), (346, 55594), (361, 53284), (418, 46018), (532, 36157), (692, 27797), (722, 26642), (836, 23009), (1211, 15884), (1444, 13321), (1463, 13148), (1903, 10108), (2422, 7942), (2527, 7612), (2926, 6574), (3287, 5852), (3806, 5054), (3971, 4844)]