19941995

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1657}}^1$

素因数の和:1774

約数の個数: 16

約数和(自身を含む): 25068960

約数和(自身を除く): 5126965

約数列:

[1, 5, 29, 83, 145, 415, 1657, 2407, 8285, 12035, 48053, 137531, 240265, 687655, 3988399, 19941995]

約数ペア:

[(1, 19941995), (5, 3988399), (29, 687655), (83, 240265), (145, 137531), (415, 48053), (1657, 12035), (2407, 8285)]