19182555

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 20630565

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 53, 63, 105, 135, 159, 189, 265, 315, 371, 383, 477, 795, 945, 1113, 1149, 1431, 1855, 1915, 2385, 2681, 3339, 3447, 5565, 5745, 7155, 8043, 10017, 10341, 13405, 16695, 17235, 20299, 24129, 40215, 50085, 51705, 60897, 72387, 101495, 120645, 142093, 182691, 304485, 361935, 426279, 548073, 710465, 913455, 1278837, 2131395, 2740365, 3836511, 6394185, 19182555]

約数ペア:

[(1, 19182555), (3, 6394185), (5, 3836511), (7, 2740365), (9, 2131395), (15, 1278837), (21, 913455), (27, 710465), (35, 548073), (45, 426279), (53, 361935), (63, 304485), (105, 182691), (135, 142093), (159, 120645), (189, 101495), (265, 72387), (315, 60897), (371, 51705), (383, 50085), (477, 40215), (795, 24129), (945, 20299), (1113, 17235), (1149, 16695), (1431, 13405), (1855, 10341), (1915, 10017), (2385, 8043), (2681, 7155), (3339, 5745), (3447, 5565)]