20723754

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{43721}}^1$

素因数の和:43805

約数の個数: 16

約数和(自身を含む): 41973120

約数和(自身を除く): 21249366

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 43721, 87442, 131163, 262326, 3453959, 6907918, 10361877, 20723754]

約数ペア:

[(1, 20723754), (2, 10361877), (3, 6907918), (6, 3453959), (79, 262326), (158, 131163), (237, 87442), (474, 43721)]