2191567118

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{663709}}^1$

素因数の和:663851

約数の個数: 16

約数和(自身を含む): 3568104960

約数和(自身を除く): 1376537842

約数列:

[1, 2, 13, 26, 127, 254, 1651, 3302, 663709, 1327418, 8628217, 17256434, 84291043, 168582086, 1095783559, 2191567118]

約数ペア:

[(1, 2191567118), (2, 1095783559), (13, 168582086), (26, 84291043), (127, 17256434), (254, 8628217), (1651, 1327418), (3302, 663709)]