19693839

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 29111040

約数和(自身を除く): 9417201

約数列:

[1, 3, 11, 33, 121, 227, 239, 363, 681, 717, 2497, 2629, 7491, 7887, 27467, 28919, 54253, 82401, 86757, 162759, 596783, 1790349, 6564613, 19693839]

約数ペア:

[(1, 19693839), (3, 6564613), (11, 1790349), (33, 596783), (121, 162759), (227, 86757), (239, 82401), (363, 54253), (681, 28919), (717, 27467), (2497, 7887), (2629, 7491)]