20447178

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{24517}}^1$

素因数の和:24661

約数の個数: 16

約数和(自身を含む): 41190240

約数和(自身を除く): 20743062

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 24517, 49034, 73551, 147102, 3407863, 6815726, 10223589, 20447178]

約数ペア:

[(1, 20447178), (2, 10223589), (3, 6815726), (6, 3407863), (139, 147102), (278, 73551), (417, 49034), (834, 24517)]