19667742

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 44193600

約数和(自身を除く): 24525858

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 61, 87, 102, 109, 122, 174, 183, 218, 327, 366, 493, 654, 986, 1037, 1479, 1769, 1853, 2074, 2958, 3111, 3161, 3538, 3706, 5307, 5559, 6222, 6322, 6649, 9483, 10614, 11118, 13298, 18966, 19947, 30073, 39894, 53737, 60146, 90219, 107474, 113033, 161211, 180438, 192821, 226066, 322422, 339099, 385642, 578463, 678198, 1156926, 3277957, 6555914, 9833871, 19667742]

約数ペア:

[(1, 19667742), (2, 9833871), (3, 6555914), (6, 3277957), (17, 1156926), (29, 678198), (34, 578463), (51, 385642), (58, 339099), (61, 322422), (87, 226066), (102, 192821), (109, 180438), (122, 161211), (174, 113033), (183, 107474), (218, 90219), (327, 60146), (366, 53737), (493, 39894), (654, 30073), (986, 19947), (1037, 18966), (1479, 13298), (1769, 11118), (1853, 10614), (2074, 9483), (2958, 6649), (3111, 6322), (3161, 6222), (3538, 5559), (3706, 5307)]