18568908

素因数分解:

$2^2\times 3^2\times {\mathrm{515803}}^1$

素因数の和:515813

約数の個数: 18

約数和(自身を含む): 46938164

約数和(自身を除く): 28369256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 515803, 1031606, 1547409, 2063212, 3094818, 4642227, 6189636, 9284454, 18568908]

約数ペア:

[(1, 18568908), (2, 9284454), (3, 6189636), (4, 4642227), (6, 3094818), (9, 2063212), (12, 1547409), (18, 1031606), (36, 515803)]