2080495888

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{992603}}^1$

素因数の和:992742

約数の個数: 20

約数和(自身を含む): 4061735568

約数和(自身を除く): 1981239680

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 992603, 1985206, 3970412, 7940824, 15881648, 130030993, 260061986, 520123972, 1040247944, 2080495888]

約数ペア:

[(1, 2080495888), (2, 1040247944), (4, 520123972), (8, 260061986), (16, 130030993), (131, 15881648), (262, 7940824), (524, 3970412), (1048, 1985206), (2096, 992603)]