20979412

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{2179}}^1$

素因数の和:2295

約数の個数: 24

約数和(自身を含む): 38455200

約数和(自身を除く): 17475788

約数列:

[1, 2, 4, 29, 58, 83, 116, 166, 332, 2179, 2407, 4358, 4814, 8716, 9628, 63191, 126382, 180857, 252764, 361714, 723428, 5244853, 10489706, 20979412]

約数ペア:

[(1, 20979412), (2, 10489706), (4, 5244853), (29, 723428), (58, 361714), (83, 252764), (116, 180857), (166, 126382), (332, 63191), (2179, 9628), (2407, 8716), (4358, 4814)]