19069167

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 28562688

約数和(自身を除く): 9493521

約数列:

[1, 3, 13, 39, 43, 83, 129, 137, 249, 411, 559, 1079, 1677, 1781, 3237, 3569, 5343, 5891, 10707, 11371, 17673, 34113, 46397, 76583, 139191, 147823, 229749, 443469, 488953, 1466859, 6356389, 19069167]

約数ペア:

[(1, 19069167), (3, 6356389), (13, 1466859), (39, 488953), (43, 443469), (83, 229749), (129, 147823), (137, 139191), (249, 76583), (411, 46397), (559, 34113), (1079, 17673), (1677, 11371), (1781, 10707), (3237, 5891), (3569, 5343)]