20219493

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9533}}^1$

素因数の和:9644

約数の個数: 16

約数和(自身を含む): 31118976

約数和(自身を除く): 10899483

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9533, 28599, 66731, 200193, 962833, 2888499, 6739831, 20219493]

約数ペア:

[(1, 20219493), (3, 6739831), (7, 2888499), (21, 962833), (101, 200193), (303, 66731), (707, 28599), (2121, 9533)]