20109798

素因数分解:

$2^1\times 3^2\times {\mathrm{383}}^1\times {\mathrm{2917}}^1$

素因数の和:3308

約数の個数: 24

約数和(自身を含む): 43699968

約数和(自身を除く): 23590170

約数列:

[1, 2, 3, 6, 9, 18, 383, 766, 1149, 2298, 2917, 3447, 5834, 6894, 8751, 17502, 26253, 52506, 1117211, 2234422, 3351633, 6703266, 10054899, 20109798]

約数ペア:

[(1, 20109798), (2, 10054899), (3, 6703266), (6, 3351633), (9, 2234422), (18, 1117211), (383, 52506), (766, 26253), (1149, 17502), (2298, 8751), (2917, 6894), (3447, 5834)]