13188049220

素因数分解:

$2^2\times 5^1\times {\mathrm{659402461}}^1$

素因数の和:659402470

約数の個数: 12

約数和(自身を含む): 27694903404

約数和(自身を除く): 14506854184

約数列:

[1, 2, 4, 5, 10, 20, 659402461, 1318804922, 2637609844, 3297012305, 6594024610, 13188049220]

約数ペア:

[(1, 13188049220), (2, 6594024610), (4, 3297012305), (5, 2637609844), (10, 1318804922), (20, 659402461)]