19163636

素因数分解:

$2^2\times {\mathrm{229}}^1\times {\mathrm{20921}}^1$

素因数の和:21154

約数の個数: 12

約数和(自身を含む): 33684420

約数和(自身を除く): 14520784

約数列:

[1, 2, 4, 229, 458, 916, 20921, 41842, 83684, 4790909, 9581818, 19163636]

約数ペア:

[(1, 19163636), (2, 9581818), (4, 4790909), (229, 83684), (458, 41842), (916, 20921)]