20975127

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{13267}}^1$

素因数の和:13318

約数の個数: 16

約数和(自身を含む): 30569472

約数和(自身を除く): 9594345

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 13267, 39801, 225539, 411277, 676617, 1233831, 6991709, 20975127]

約数ペア:

[(1, 20975127), (3, 6991709), (17, 1233831), (31, 676617), (51, 411277), (93, 225539), (527, 39801), (1581, 13267)]