19884393

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 11565207

約数列:

[1, 3, 9, 19, 27, 57, 83, 171, 249, 467, 513, 747, 1401, 1577, 2241, 4203, 4731, 8873, 12609, 14193, 26619, 38761, 42579, 79857, 116283, 239571, 348849, 736459, 1046547, 2209377, 6628131, 19884393]

約数ペア:

[(1, 19884393), (3, 6628131), (9, 2209377), (19, 1046547), (27, 736459), (57, 348849), (83, 239571), (171, 116283), (249, 79857), (467, 42579), (513, 38761), (747, 26619), (1401, 14193), (1577, 12609), (2241, 8873), (4203, 4731)]