20191039

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:710

約数の個数: 16

約数和(自身を含む): 22861440

約数和(自身を除く): 2670401

約数列:

[1, 11, 53, 59, 583, 587, 649, 3127, 6457, 31111, 34397, 34633, 342221, 380963, 1835549, 20191039]

約数ペア:

[(1, 20191039), (11, 1835549), (53, 380963), (59, 342221), (583, 34633), (587, 34397), (649, 31111), (3127, 6457)]