20090149076

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{887}}^1\times {\mathrm{138107}}^1$

素因数の和:139039

約数の個数: 24

約数和(自身を含む): 36056131776

約数和(自身を除く): 15965982700

約数列:

[1, 2, 4, 41, 82, 164, 887, 1774, 3548, 36367, 72734, 138107, 145468, 276214, 552428, 5662387, 11324774, 22649548, 122500909, 245001818, 490003636, 5022537269, 10045074538, 20090149076]

約数ペア:

[(1, 20090149076), (2, 10045074538), (4, 5022537269), (41, 490003636), (82, 245001818), (164, 122500909), (887, 22649548), (1774, 11324774), (3548, 5662387), (36367, 552428), (72734, 276214), (138107, 145468)]