18974879

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2969}}^1$

素因数の和:3070

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 4975201

約数列:

[1, 7, 11, 77, 83, 581, 913, 2969, 6391, 20783, 32659, 228613, 246427, 1724989, 2710697, 18974879]

約数ペア:

[(1, 18974879), (7, 2710697), (11, 1724989), (77, 246427), (83, 228613), (581, 32659), (913, 20783), (2969, 6391)]