19131651

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1$

素因数の和:1496

約数の個数: 48

約数和(自身を含む): 36291840

約数和(自身を除く): 17160189

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 209, 231, 399, 627, 693, 1197, 1453, 1463, 1881, 4359, 4389, 10171, 13077, 13167, 15983, 27607, 30513, 47949, 82821, 91539, 111881, 143847, 193249, 248463, 303677, 335643, 579747, 911031, 1006929, 1739241, 2125739, 2733093, 6377217, 19131651]

約数ペア:

[(1, 19131651), (3, 6377217), (7, 2733093), (9, 2125739), (11, 1739241), (19, 1006929), (21, 911031), (33, 579747), (57, 335643), (63, 303677), (77, 248463), (99, 193249), (133, 143847), (171, 111881), (209, 91539), (231, 82821), (399, 47949), (627, 30513), (693, 27607), (1197, 15983), (1453, 13167), (1463, 13077), (1881, 10171), (4359, 4389)]