220170896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1250971}}^1$

素因数の和:1250990

約数の個数: 20

約数和(自身を含む): 465361584

約数和(自身を除く): 245190688

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1250971, 2501942, 5003884, 10007768, 13760681, 20015536, 27521362, 55042724, 110085448, 220170896]

約数ペア:

[(1, 220170896), (2, 110085448), (4, 55042724), (8, 27521362), (11, 20015536), (16, 13760681), (22, 10007768), (44, 5003884), (88, 2501942), (176, 1250971)]