19863732

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2657}}^1$

素因数の和:2760

約数の個数: 48

約数和(自身を含む): 53585280

約数和(自身を除く): 33721548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2657, 3738, 5314, 7476, 7971, 10628, 15942, 18599, 31884, 37198, 55797, 74396, 111594, 223188, 236473, 472946, 709419, 945892, 1418838, 1655311, 2837676, 3310622, 4965933, 6621244, 9931866, 19863732]

約数ペア:

[(1, 19863732), (2, 9931866), (3, 6621244), (4, 4965933), (6, 3310622), (7, 2837676), (12, 1655311), (14, 1418838), (21, 945892), (28, 709419), (42, 472946), (84, 236473), (89, 223188), (178, 111594), (267, 74396), (356, 55797), (534, 37198), (623, 31884), (1068, 18599), (1246, 15942), (1869, 10628), (2492, 7971), (2657, 7476), (3738, 5314)]