28265578

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{3559}}^1$

素因数の和:3610

約数の個数: 24

約数和(自身を含む): 48828960

約数和(自身を除く): 20563382

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 3559, 3971, 7118, 7942, 39149, 67621, 78298, 135242, 743831, 1284799, 1487662, 2569598, 14132789, 28265578]

約数ペア:

[(1, 28265578), (2, 14132789), (11, 2569598), (19, 1487662), (22, 1284799), (38, 743831), (209, 135242), (361, 78298), (418, 67621), (722, 39149), (3559, 7942), (3971, 7118)]