638045942402

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{22003}}^1\times {\mathrm{119827}}^1$

素因数の和:141854

約数の個数: 24

約数和(自身を含む): 1052041429488

約数和(自身を除く): 413995487086

約数列:

[1, 2, 11, 22, 121, 242, 22003, 44006, 119827, 239654, 242033, 484066, 1318097, 2636194, 2662363, 5324726, 14499067, 28998134, 2636553481, 5273106962, 29002088291, 58004176582, 319022971201, 638045942402]

約数ペア:

[(1, 638045942402), (2, 319022971201), (11, 58004176582), (22, 29002088291), (121, 5273106962), (242, 2636553481), (22003, 28998134), (44006, 14499067), (119827, 5324726), (239654, 2662363), (242033, 2636194), (484066, 1318097)]