20558502

素因数分解:

$2^1\times 3^3\times {\mathrm{380713}}^1$

素因数の和:380724

約数の個数: 16

約数和(自身を含む): 45685680

約数和(自身を除く): 25127178

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 380713, 761426, 1142139, 2284278, 3426417, 6852834, 10279251, 20558502]

約数ペア:

[(1, 20558502), (2, 10279251), (3, 6852834), (6, 3426417), (9, 2284278), (18, 1142139), (27, 761426), (54, 380713)]