19274229

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 30145752

約数和(自身を除く): 10871523

約数列:

[1, 3, 9, 13, 39, 117, 257, 641, 771, 1923, 2313, 3341, 5769, 8333, 10023, 24999, 30069, 74997, 164737, 494211, 1482633, 2141581, 6424743, 19274229]

約数ペア:

[(1, 19274229), (3, 6424743), (9, 2141581), (13, 1482633), (39, 494211), (117, 164737), (257, 74997), (641, 30069), (771, 24999), (1923, 10023), (2313, 8333), (3341, 5769)]