19157804

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3929}}^1$

素因数の和:4009

約数の個数: 24

約数和(自身を含む): 35652960

約数和(自身を除く): 16495156

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 1219, 2438, 3929, 4876, 7858, 15716, 90367, 180734, 208237, 361468, 416474, 832948, 4789451, 9578902, 19157804]

約数ペア:

[(1, 19157804), (2, 9578902), (4, 4789451), (23, 832948), (46, 416474), (53, 361468), (92, 208237), (106, 180734), (212, 90367), (1219, 15716), (2438, 7858), (3929, 4876)]