19427997

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{967}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 26778752

約数和(自身を除く): 7350755

約数列:

[1, 3, 37, 111, 181, 543, 967, 2901, 6697, 20091, 35779, 107337, 175027, 525081, 6475999, 19427997]

約数ペア:

[(1, 19427997), (3, 6475999), (37, 525081), (111, 175027), (181, 107337), (543, 35779), (967, 20091), (2901, 6697)]