220816264

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{4049}}^1$

素因数の和:4473

約数の個数: 32

約数和(自身を含む): 439587000

約数和(自身を除く): 218770736

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 401, 802, 1604, 3208, 4049, 6817, 8098, 13634, 16196, 27268, 32392, 54536, 68833, 137666, 275332, 550664, 1623649, 3247298, 6494596, 12989192, 27602033, 55204066, 110408132, 220816264]

約数ペア:

[(1, 220816264), (2, 110408132), (4, 55204066), (8, 27602033), (17, 12989192), (34, 6494596), (68, 3247298), (136, 1623649), (401, 550664), (802, 275332), (1604, 137666), (3208, 68833), (4049, 54536), (6817, 32392), (8098, 27268), (13634, 16196)]