19417671

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1165

約数の個数: 48

約数和(自身を含む): 36069600

約数和(自身を除く): 16651929

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 1129, 1323, 1911, 2457, 3387, 5733, 7903, 10161, 14677, 17199, 23709, 30483, 44031, 55321, 71127, 102739, 132093, 165963, 213381, 308217, 396279, 497889, 719173, 924651, 1493667, 2157519, 2773953, 6472557, 19417671]

約数ペア:

[(1, 19417671), (3, 6472557), (7, 2773953), (9, 2157519), (13, 1493667), (21, 924651), (27, 719173), (39, 497889), (49, 396279), (63, 308217), (91, 213381), (117, 165963), (147, 132093), (189, 102739), (273, 71127), (351, 55321), (441, 44031), (637, 30483), (819, 23709), (1129, 17199), (1323, 14677), (1911, 10161), (2457, 7903), (3387, 5733)]