20554998

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{180307}}^1$

素因数の和:180331

約数の個数: 16

約数和(自身を含む): 43273920

約数和(自身を除く): 22718922

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 180307, 360614, 540921, 1081842, 3425833, 6851666, 10277499, 20554998]

約数ペア:

[(1, 20554998), (2, 10277499), (3, 6851666), (6, 3425833), (19, 1081842), (38, 540921), (57, 360614), (114, 180307)]