2019988881

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{2579807}}^1$

素因数の和:2579845

約数の個数: 16

約数和(自身を含む): 3095769600

約数和(自身を除く): 1075780719

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 2579807, 7739421, 23218263, 69654789, 74814403, 224443209, 673329627, 2019988881]

約数ペア:

[(1, 2019988881), (3, 673329627), (9, 224443209), (27, 74814403), (29, 69654789), (87, 23218263), (261, 7739421), (783, 2579807)]