20264782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 13265330

約数列:

[1, 2, 17, 34, 43, 83, 86, 166, 167, 334, 731, 1411, 1462, 2822, 2839, 3569, 5678, 7138, 7181, 13861, 14362, 27722, 60673, 121346, 122077, 235637, 244154, 471274, 596023, 1192046, 10132391, 20264782]

約数ペア:

[(1, 20264782), (2, 10132391), (17, 1192046), (34, 596023), (43, 471274), (83, 244154), (86, 235637), (166, 122077), (167, 121346), (334, 60673), (731, 27722), (1411, 14362), (1462, 13861), (2822, 7181), (2839, 7138), (3569, 5678)]