20579026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 14015534

約数列:

[1, 2, 13, 26, 43, 79, 86, 158, 233, 466, 559, 1027, 1118, 2054, 3029, 3397, 6058, 6794, 10019, 18407, 20038, 36814, 44161, 88322, 130247, 239291, 260494, 478582, 791501, 1583002, 10289513, 20579026]

約数ペア:

[(1, 20579026), (2, 10289513), (13, 1583002), (26, 791501), (43, 478582), (79, 260494), (86, 239291), (158, 130247), (233, 88322), (466, 44161), (559, 36814), (1027, 20038), (1118, 18407), (2054, 10019), (3029, 6794), (3397, 6058)]