20342966

素因数分解:

$2^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{2789}}^1$

素因数の和:3319

約数の個数: 16

約数和(自身を含む): 34953120

約数和(自身を除く): 14610154

約数列:

[1, 2, 7, 14, 521, 1042, 2789, 3647, 5578, 7294, 19523, 39046, 1453069, 2906138, 10171483, 20342966]

約数ペア:

[(1, 20342966), (2, 10171483), (7, 2906138), (14, 1453069), (521, 39046), (1042, 19523), (2789, 7294), (3647, 5578)]