19275729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 29113344

約数和(自身を除く): 9837615

約数列:

[1, 3, 11, 33, 53, 103, 107, 159, 309, 321, 583, 1133, 1177, 1749, 3399, 3531, 5459, 5671, 11021, 16377, 17013, 33063, 60049, 62381, 121231, 180147, 187143, 363693, 584113, 1752339, 6425243, 19275729]

約数ペア:

[(1, 19275729), (3, 6425243), (11, 1752339), (33, 584113), (53, 363693), (103, 187143), (107, 180147), (159, 121231), (309, 62381), (321, 60049), (583, 33063), (1133, 17013), (1177, 16377), (1749, 11021), (3399, 5671), (3531, 5459)]