20846703

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:854

約数の個数: 16

約数和(自身を含む): 28377216

約数和(自身を除く): 7530513

約数列:

[1, 3, 101, 107, 303, 321, 643, 1929, 10807, 32421, 64943, 68801, 194829, 206403, 6948901, 20846703]

約数ペア:

[(1, 20846703), (3, 6948901), (101, 206403), (107, 194829), (303, 68801), (321, 64943), (643, 32421), (1929, 10807)]