20840718

素因数分解:

$2^1\times 3^1\times {\mathrm{151}}^1\times {\mathrm{23003}}^1$

素因数の和:23159

約数の個数: 16

約数和(自身を含む): 41959296

約数和(自身を除く): 21118578

約数列:

[1, 2, 3, 6, 151, 302, 453, 906, 23003, 46006, 69009, 138018, 3473453, 6946906, 10420359, 20840718]

約数ペア:

[(1, 20840718), (2, 10420359), (3, 6946906), (6, 3473453), (151, 138018), (302, 69009), (453, 46006), (906, 23003)]