20773898

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:446

約数の個数: 24

約数和(自身を含む): 33480192

約数和(自身を除く): 12706294

約数列:

[1, 2, 17, 34, 127, 254, 283, 289, 566, 578, 2159, 4318, 4811, 9622, 35941, 36703, 71882, 73406, 81787, 163574, 610997, 1221994, 10386949, 20773898]

約数ペア:

[(1, 20773898), (2, 10386949), (17, 1221994), (34, 610997), (127, 163574), (254, 81787), (283, 73406), (289, 71882), (566, 36703), (578, 35941), (2159, 9622), (4318, 4811)]