219871454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{701}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 368465760

約数和(自身を除く): 148594306

約数列:

[1, 2, 11, 22, 53, 106, 269, 538, 583, 701, 1166, 1402, 2959, 5918, 7711, 14257, 15422, 28514, 37153, 74306, 156827, 188569, 313654, 377138, 408683, 817366, 2074259, 4148518, 9994157, 19988314, 109935727, 219871454]

約数ペア:

[(1, 219871454), (2, 109935727), (11, 19988314), (22, 9994157), (53, 4148518), (106, 2074259), (269, 817366), (538, 408683), (583, 377138), (701, 313654), (1166, 188569), (1402, 156827), (2959, 74306), (5918, 37153), (7711, 28514), (14257, 15422)]