19228363

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 25344000

約数和(自身を除く): 6115637

約数列:

[1, 7, 11, 29, 77, 79, 109, 203, 319, 553, 763, 869, 1199, 2233, 2291, 3161, 6083, 8393, 8611, 16037, 22127, 25201, 34771, 60277, 94721, 176407, 243397, 249719, 663047, 1748033, 2746909, 19228363]

約数ペア:

[(1, 19228363), (7, 2746909), (11, 1748033), (29, 663047), (77, 249719), (79, 243397), (109, 176407), (203, 94721), (319, 60277), (553, 34771), (763, 25201), (869, 22127), (1199, 16037), (2233, 8611), (2291, 8393), (3161, 6083)]