219882904

素因数分解:

$2^3\times {\mathrm{1409}}^1\times {\mathrm{19507}}^1$

素因数の和:20922

約数の個数: 16

約数和(自身を含む): 412594200

約数和(自身を除く): 192711296

約数列:

[1, 2, 4, 8, 1409, 2818, 5636, 11272, 19507, 39014, 78028, 156056, 27485363, 54970726, 109941452, 219882904]

約数ペア:

[(1, 219882904), (2, 109941452), (4, 54970726), (8, 27485363), (1409, 156056), (2818, 78028), (5636, 39014), (11272, 19507)]