18714297

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 14463303

約数列:

[1, 3, 7, 17, 19, 21, 31, 51, 57, 89, 93, 119, 133, 217, 267, 323, 357, 399, 527, 589, 623, 651, 969, 1513, 1581, 1691, 1767, 1869, 2261, 2759, 3689, 4123, 4539, 5073, 6783, 8277, 10013, 10591, 11067, 11837, 12369, 19313, 28747, 30039, 31773, 35511, 46903, 52421, 57939, 70091, 86241, 140709, 157263, 201229, 210273, 328321, 366947, 603687, 891157, 984963, 1100841, 2673471, 6238099, 18714297]

約数ペア:

[(1, 18714297), (3, 6238099), (7, 2673471), (17, 1100841), (19, 984963), (21, 891157), (31, 603687), (51, 366947), (57, 328321), (89, 210273), (93, 201229), (119, 157263), (133, 140709), (217, 86241), (267, 70091), (323, 57939), (357, 52421), (399, 46903), (527, 35511), (589, 31773), (623, 30039), (651, 28747), (969, 19313), (1513, 12369), (1581, 11837), (1691, 11067), (1767, 10591), (1869, 10013), (2261, 8277), (2759, 6783), (3689, 5073), (4123, 4539)]