559645136

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{251639}}^1$

素因数の和:251786

約数の個数: 20

約数和(自身を含む): 1092117600

約数和(自身を除く): 532472464

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 251639, 503278, 1006556, 2013112, 4026224, 34977821, 69955642, 139911284, 279822568, 559645136]

約数ペア:

[(1, 559645136), (2, 279822568), (4, 139911284), (8, 69955642), (16, 34977821), (139, 4026224), (278, 2013112), (556, 1006556), (1112, 503278), (2224, 251639)]