20504498

素因数分解:

$2^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1861}}^1$

素因数の和:2657

約数の個数: 16

約数和(自身を含む): 35214144

約数和(自身を除く): 14709646

約数列:

[1, 2, 7, 14, 787, 1574, 1861, 3722, 5509, 11018, 13027, 26054, 1464607, 2929214, 10252249, 20504498]

約数ペア:

[(1, 20504498), (2, 10252249), (7, 2929214), (14, 1464607), (787, 26054), (1574, 13027), (1861, 11018), (3722, 5509)]