18843123

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 29042496

約数和(自身を除く): 10199373

約数列:

[1, 3, 13, 17, 39, 51, 97, 221, 291, 293, 663, 879, 1261, 1649, 3783, 3809, 4947, 4981, 11427, 14943, 21437, 28421, 64311, 64753, 85263, 194259, 369473, 483157, 1108419, 1449471, 6281041, 18843123]

約数ペア:

[(1, 18843123), (3, 6281041), (13, 1449471), (17, 1108419), (39, 483157), (51, 369473), (97, 194259), (221, 85263), (291, 64753), (293, 64311), (663, 28421), (879, 21437), (1261, 14943), (1649, 11427), (3783, 4981), (3809, 4947)]