18305787

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 32

約数和(自身を含む): 27086400

約数和(自身を除く): 8780613

約数列:

[1, 3, 17, 37, 51, 89, 109, 111, 267, 327, 629, 1513, 1853, 1887, 3293, 4033, 4539, 5559, 9701, 9879, 12099, 29103, 55981, 68561, 164917, 167943, 205683, 358937, 494751, 1076811, 6101929, 18305787]

約数ペア:

[(1, 18305787), (3, 6101929), (17, 1076811), (37, 494751), (51, 358937), (89, 205683), (109, 167943), (111, 164917), (267, 68561), (327, 55981), (629, 29103), (1513, 12099), (1853, 9879), (1887, 9701), (3293, 5559), (4033, 4539)]