20167991693

素因数分解:

${\mathrm{19}}^2\times {\mathrm{389}}^1\times {\mathrm{143617}}^1$

素因数の和:144044

約数の個数: 12

約数和(自身を含む): 21340198620

約数和(自身を除く): 1172206927

約数列:

[1, 19, 361, 389, 7391, 140429, 143617, 2728723, 51845737, 55867013, 1061473247, 20167991693]

約数ペア:

[(1, 20167991693), (19, 1061473247), (361, 55867013), (389, 51845737), (7391, 2728723), (140429, 143617)]