2018763621

素因数分解:

$3^3\times 7^1\times {\mathrm{10681289}}^1$

素因数の和:10681305

約数の個数: 16

約数和(自身を含む): 3418012800

約数和(自身を除く): 1399249179

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10681289, 32043867, 74769023, 96131601, 224307069, 288394803, 672921207, 2018763621]

約数ペア:

[(1, 2018763621), (3, 672921207), (7, 288394803), (9, 224307069), (21, 96131601), (27, 74769023), (63, 32043867), (189, 10681289)]