220121572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{68531}}^1$

素因数の和:68619

約数の個数: 24

約数和(自身を含む): 425994912

約数和(自身を除く): 205873340

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 68531, 137062, 274124, 753841, 1507682, 3015364, 5002763, 10005526, 20011052, 55030393, 110060786, 220121572]

約数ペア:

[(1, 220121572), (2, 110060786), (4, 55030393), (11, 20011052), (22, 10005526), (44, 5002763), (73, 3015364), (146, 1507682), (292, 753841), (803, 274124), (1606, 137062), (3212, 68531)]