1680452378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4020221}}^1$

素因数の和:4020253

約数の個数: 16

約数和(自身を含む): 2894559840

約数和(自身を除く): 1214107462

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 4020221, 8040442, 44222431, 76384199, 88444862, 152768398, 840226189, 1680452378]

約数ペア:

[(1, 1680452378), (2, 840226189), (11, 152768398), (19, 88444862), (22, 76384199), (38, 44222431), (209, 8040442), (418, 4020221)]