19483569

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 34769280

約数和(自身を除く): 15285711

約数列:

[1, 3, 7, 9, 19, 21, 41, 57, 63, 123, 133, 171, 287, 369, 397, 399, 779, 861, 1191, 1197, 2337, 2583, 2779, 3573, 5453, 7011, 7543, 8337, 16277, 16359, 22629, 25011, 48831, 49077, 52801, 67887, 113939, 146493, 158403, 309263, 341817, 475209, 927789, 1025451, 2164841, 2783367, 6494523, 19483569]

約数ペア:

[(1, 19483569), (3, 6494523), (7, 2783367), (9, 2164841), (19, 1025451), (21, 927789), (41, 475209), (57, 341817), (63, 309263), (123, 158403), (133, 146493), (171, 113939), (287, 67887), (369, 52801), (397, 49077), (399, 48831), (779, 25011), (861, 22629), (1191, 16359), (1197, 16277), (2337, 8337), (2583, 7543), (2779, 7011), (3573, 5453)]