19388138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{125897}}^1$

素因数の和:125917

約数の個数: 16

約数和(自身を含む): 36258624

約数和(自身を除く): 16870486

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 125897, 251794, 881279, 1384867, 1762558, 2769734, 9694069, 19388138]

約数ペア:

[(1, 19388138), (2, 9694069), (7, 2769734), (11, 1762558), (14, 1384867), (22, 881279), (77, 251794), (154, 125897)]