19709079

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{4723}}^1$

素因数の和:4846

約数の個数: 16

約数和(自身を含む): 28570752

約数和(自身を除く): 8861673

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 4723, 14169, 61399, 184197, 505361, 1516083, 6569693, 19709079]

約数ペア:

[(1, 19709079), (3, 6569693), (13, 1516083), (39, 505361), (107, 184197), (321, 61399), (1391, 14169), (4173, 4723)]