1620223558

素因数分解:

$2^1\times {\mathrm{419}}^1\times {\mathrm{991}}^1\times {\mathrm{1951}}^1$

素因数の和:3363

約数の個数: 16

約数和(自身を含む): 2439843840

約数和(自身を除く): 819620282

約数列:

[1, 2, 419, 838, 991, 1951, 1982, 3902, 415229, 817469, 830458, 1634938, 1933441, 3866882, 810111779, 1620223558]

約数ペア:

[(1, 1620223558), (2, 810111779), (419, 3866882), (838, 1933441), (991, 1634938), (1951, 830458), (1982, 817469), (3902, 415229)]