18984836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1103}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 35919744

約数和(自身を除く): 16934908

約数列:

[1, 2, 4, 13, 26, 52, 331, 662, 1103, 1324, 2206, 4303, 4412, 8606, 14339, 17212, 28678, 57356, 365093, 730186, 1460372, 4746209, 9492418, 18984836]

約数ペア:

[(1, 18984836), (2, 9492418), (4, 4746209), (13, 1460372), (26, 730186), (52, 365093), (331, 57356), (662, 28678), (1103, 17212), (1324, 14339), (2206, 8606), (4303, 4412)]