20797600984

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9385199}}^1$

素因数の和:9385482

約数の個数: 16

約数和(自身を含む): 39136284000

約数和(自身を除く): 18338683016

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9385199, 18770398, 37540796, 75081592, 2599700123, 5199400246, 10398800492, 20797600984]

約数ペア:

[(1, 20797600984), (2, 10398800492), (4, 5199400246), (8, 2599700123), (277, 75081592), (554, 37540796), (1108, 18770398), (2216, 9385199)]