19097331

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 28926720

約数和(自身を除く): 9829389

約数列:

[1, 3, 11, 33, 53, 61, 159, 179, 183, 537, 583, 671, 1749, 1969, 2013, 3233, 5907, 9487, 9699, 10919, 28461, 32757, 35563, 104357, 106689, 120109, 313071, 360327, 578707, 1736121, 6365777, 19097331]

約数ペア:

[(1, 19097331), (3, 6365777), (11, 1736121), (33, 578707), (53, 360327), (61, 313071), (159, 120109), (179, 106689), (183, 104357), (537, 35563), (583, 32757), (671, 28461), (1749, 10919), (1969, 9699), (2013, 9487), (3233, 5907)]