20275144

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1091}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 40098240

約数和(自身を除く): 19823096

約数列:

[1, 2, 4, 8, 23, 46, 92, 101, 184, 202, 404, 808, 1091, 2182, 2323, 4364, 4646, 8728, 9292, 18584, 25093, 50186, 100372, 110191, 200744, 220382, 440764, 881528, 2534393, 5068786, 10137572, 20275144]

約数ペア:

[(1, 20275144), (2, 10137572), (4, 5068786), (8, 2534393), (23, 881528), (46, 440764), (92, 220382), (101, 200744), (184, 110191), (202, 100372), (404, 50186), (808, 25093), (1091, 18584), (2182, 9292), (2323, 8728), (4364, 4646)]