19211852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5527}}^1$

素因数の和:5621

約数の個数: 24

約数和(自身を含む): 37148160

約数和(自身を除く): 17936308

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5527, 11054, 22108, 60797, 121594, 243188, 436633, 873266, 1746532, 4802963, 9605926, 19211852]

約数ペア:

[(1, 19211852), (2, 9605926), (4, 4802963), (11, 1746532), (22, 873266), (44, 436633), (79, 243188), (158, 121594), (316, 60797), (869, 22108), (1738, 11054), (3476, 5527)]