19057621

素因数分解:

${\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{659}}^1$

素因数の和:920

約数の個数: 12

約数和(自身を含む): 21067200

約数和(自身を除く): 2009579

約数列:

[1, 11, 121, 239, 659, 2629, 7249, 28919, 79739, 157501, 1732511, 19057621]

約数ペア:

[(1, 19057621), (11, 1732511), (121, 157501), (239, 79739), (659, 28919), (2629, 7249)]