19738821

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{2339}}^1$

素因数の和:2468

約数の個数: 16

約数和(自身を含む): 27518400

約数和(自身を除く): 7779579

約数列:

[1, 3, 29, 87, 97, 291, 2339, 2813, 7017, 8439, 67831, 203493, 226883, 680649, 6579607, 19738821]

約数ペア:

[(1, 19738821), (3, 6579607), (29, 680649), (87, 226883), (97, 203493), (291, 67831), (2339, 8439), (2813, 7017)]