19129215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^2$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 36914688

約数和(自身を除く): 17785473

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 89, 105, 115, 161, 267, 345, 445, 483, 623, 805, 1335, 1869, 2047, 2415, 3115, 6141, 7921, 9345, 10235, 14329, 23763, 30705, 39605, 42987, 55447, 71645, 118815, 166341, 182183, 214935, 277235, 546549, 831705, 910915, 1275281, 2732745, 3825843, 6376405, 19129215]

約数ペア:

[(1, 19129215), (3, 6376405), (5, 3825843), (7, 2732745), (15, 1275281), (21, 910915), (23, 831705), (35, 546549), (69, 277235), (89, 214935), (105, 182183), (115, 166341), (161, 118815), (267, 71645), (345, 55447), (445, 42987), (483, 39605), (623, 30705), (805, 23763), (1335, 14329), (1869, 10235), (2047, 9345), (2415, 7921), (3115, 6141)]