2011806721

素因数分解:

${\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1\times {\mathrm{2161}}^1$

素因数の和:2760

約数の個数: 16

約数和(自身を含む): 2117030400

約数和(自身を除く): 105223679

約数列:

[1, 31, 59, 509, 1829, 2161, 15779, 30031, 66991, 127499, 930961, 1099949, 3952469, 34098419, 64896991, 2011806721]

約数ペア:

[(1, 2011806721), (31, 64896991), (59, 34098419), (509, 3952469), (1829, 1099949), (2161, 930961), (15779, 127499), (30031, 66991)]