19243059

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 29196288

約数和(自身を除く): 9953229

約数列:

[1, 3, 11, 33, 43, 71, 129, 191, 213, 473, 573, 781, 1419, 2101, 2343, 3053, 6303, 8213, 9159, 13561, 24639, 33583, 40683, 90343, 100749, 149171, 271029, 447513, 583123, 1749369, 6414353, 19243059]

約数ペア:

[(1, 19243059), (3, 6414353), (11, 1749369), (33, 583123), (43, 447513), (71, 271029), (129, 149171), (191, 100749), (213, 90343), (473, 40683), (573, 33583), (781, 24639), (1419, 13561), (2101, 9159), (2343, 8213), (3053, 6303)]