191220997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2237}}^1$

素因数の和:2676

約数の個数: 16

約数和(自身を含む): 220219200

約数和(自身を除く): 28998203

約数列:

[1, 11, 19, 209, 409, 2237, 4499, 7771, 24607, 42503, 85481, 467533, 914933, 10064263, 17383727, 191220997]

約数ペア:

[(1, 191220997), (11, 17383727), (19, 10064263), (209, 914933), (409, 467533), (2237, 85481), (4499, 42503), (7771, 24607)]