20162648891

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1321}}^1\times {\mathrm{198223}}^1$

素因数の和:199562

約数の個数: 16

約数和(自身を含む): 25157004288

約数和(自身を除く): 4994355397

約数列:

[1, 7, 11, 77, 1321, 9247, 14531, 101717, 198223, 1387561, 2180453, 15263171, 261852583, 1832968081, 2880378413, 20162648891]

約数ペア:

[(1, 20162648891), (7, 2880378413), (11, 1832968081), (77, 261852583), (1321, 15263171), (9247, 2180453), (14531, 1387561), (101717, 198223)]