220180838

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{72763}}^1$

素因数の和:72871

約数の個数: 16

約数和(自身を含む): 353633040

約数和(自身を除く): 133452202

約数列:

[1, 2, 17, 34, 89, 178, 1513, 3026, 72763, 145526, 1236971, 2473942, 6475907, 12951814, 110090419, 220180838]

約数ペア:

[(1, 220180838), (2, 110090419), (17, 12951814), (34, 6475907), (89, 2473942), (178, 1236971), (1513, 145526), (3026, 72763)]