20123992908

素因数分解:

$2^2\times 3^2\times {\mathrm{558999803}}^1$

素因数の和:558999813

約数の個数: 18

約数和(自身を含む): 50868982164

約数和(自身を除く): 30744989256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 558999803, 1117999606, 1676999409, 2235999212, 3353998818, 5030998227, 6707997636, 10061996454, 20123992908]

約数ペア:

[(1, 20123992908), (2, 10061996454), (3, 6707997636), (4, 5030998227), (6, 3353998818), (9, 2235999212), (12, 1676999409), (18, 1117999606), (36, 558999803)]