20033792

素因数分解:

$2^8\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:718

約数の個数: 36

約数和(自身を含む): 40348560

約数和(自身を除く): 20314768

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 556, 563, 1112, 1126, 2224, 2252, 4448, 4504, 8896, 9008, 17792, 18016, 35584, 36032, 72064, 78257, 144128, 156514, 313028, 626056, 1252112, 2504224, 5008448, 10016896, 20033792]

約数ペア:

[(1, 20033792), (2, 10016896), (4, 5008448), (8, 2504224), (16, 1252112), (32, 626056), (64, 313028), (128, 156514), (139, 144128), (256, 78257), (278, 72064), (556, 36032), (563, 35584), (1112, 18016), (1126, 17792), (2224, 9008), (2252, 8896), (4448, 4504)]