20979078

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1129}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 44476800

約数和(自身を除く): 23497722

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 163, 326, 489, 978, 1129, 2258, 3097, 3387, 6194, 6774, 9291, 18582, 21451, 42902, 64353, 128706, 184027, 368054, 552081, 1104162, 3496513, 6993026, 10489539, 20979078]

約数ペア:

[(1, 20979078), (2, 10489539), (3, 6993026), (6, 3496513), (19, 1104162), (38, 552081), (57, 368054), (114, 184027), (163, 128706), (326, 64353), (489, 42902), (978, 21451), (1129, 18582), (2258, 9291), (3097, 6774), (3387, 6194)]