20448018

素因数分解:

$2^1\times 3^3\times {\mathrm{378667}}^1$

素因数の和:378678

約数の個数: 16

約数和(自身を含む): 45440160

約数和(自身を除く): 24992142

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 378667, 757334, 1136001, 2272002, 3408003, 6816006, 10224009, 20448018]

約数ペア:

[(1, 20448018), (2, 10224009), (3, 6816006), (6, 3408003), (9, 2272002), (18, 1136001), (27, 757334), (54, 378667)]