20204211

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{941}}^1$

素因数の和:1382

約数の個数: 16

約数和(自身を含む): 28621728

約数和(自身を除く): 8417517

約数列:

[1, 3, 17, 51, 421, 941, 1263, 2823, 7157, 15997, 21471, 47991, 396161, 1188483, 6734737, 20204211]

約数ペア:

[(1, 20204211), (3, 6734737), (17, 1188483), (51, 396161), (421, 47991), (941, 21471), (1263, 15997), (2823, 7157)]