19185390

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10151}}^1$

素因数の和:10174

約数の個数: 64

約数和(自身を含む): 58475520

約数和(自身を除く): 39290130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10151, 20302, 30453, 50755, 60906, 71057, 91359, 101510, 142114, 152265, 182718, 213171, 274077, 304530, 355285, 426342, 456795, 548154, 639513, 710570, 913590, 1065855, 1279026, 1370385, 1918539, 2131710, 2740770, 3197565, 3837078, 6395130, 9592695, 19185390]

約数ペア:

[(1, 19185390), (2, 9592695), (3, 6395130), (5, 3837078), (6, 3197565), (7, 2740770), (9, 2131710), (10, 1918539), (14, 1370385), (15, 1279026), (18, 1065855), (21, 913590), (27, 710570), (30, 639513), (35, 548154), (42, 456795), (45, 426342), (54, 355285), (63, 304530), (70, 274077), (90, 213171), (105, 182718), (126, 152265), (135, 142114), (189, 101510), (210, 91359), (270, 71057), (315, 60906), (378, 50755), (630, 30453), (945, 20302), (1890, 10151)]