19951843

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 21860640

約数和(自身を除く): 1908797

約数列:

[1, 19, 37, 101, 281, 703, 1919, 3737, 5339, 10397, 28381, 71003, 197543, 539239, 1050097, 19951843]

約数ペア:

[(1, 19951843), (19, 1050097), (37, 539239), (101, 197543), (281, 71003), (703, 28381), (1919, 10397), (3737, 5339)]