204045678

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:969

約数の個数: 48

約数和(自身を含む): 449875296

約数和(自身を除く): 245829618

約数列:

[1, 2, 3, 6, 9, 18, 103, 157, 206, 309, 314, 471, 618, 701, 927, 942, 1402, 1413, 1854, 2103, 2826, 4206, 6309, 12618, 16171, 32342, 48513, 72203, 97026, 110057, 144406, 145539, 216609, 220114, 291078, 330171, 433218, 649827, 660342, 990513, 1299654, 1981026, 11335871, 22671742, 34007613, 68015226, 102022839, 204045678]

約数ペア:

[(1, 204045678), (2, 102022839), (3, 68015226), (6, 34007613), (9, 22671742), (18, 11335871), (103, 1981026), (157, 1299654), (206, 990513), (309, 660342), (314, 649827), (471, 433218), (618, 330171), (701, 291078), (927, 220114), (942, 216609), (1402, 145539), (1413, 144406), (1854, 110057), (2103, 97026), (2826, 72203), (4206, 48513), (6309, 32342), (12618, 16171)]