2011105438389

素因数分解:

$3^3\times {\mathrm{3671}}^1\times {\mathrm{20290217}}^1$

素因数の和:20293897

約数の個数: 16

約数和(自身を含む): 2980227219840

約数和(自身を除く): 969121781451

約数列:

[1, 3, 9, 27, 3671, 11013, 33039, 99117, 20290217, 60870651, 182611953, 547835859, 74485386607, 223456159821, 670368479463, 2011105438389]

約数ペア:

[(1, 2011105438389), (3, 670368479463), (9, 223456159821), (27, 74485386607), (3671, 547835859), (11013, 182611953), (33039, 60870651), (99117, 20290217)]