19520864

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{55457}}^1$

素因数の和:55478

約数の個数: 24

約数和(自身を含む): 41926248

約数和(自身を除く): 22405384

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 55457, 110914, 221828, 443656, 610027, 887312, 1220054, 1774624, 2440108, 4880216, 9760432, 19520864]

約数ペア:

[(1, 19520864), (2, 9760432), (4, 4880216), (8, 2440108), (11, 1774624), (16, 1220054), (22, 887312), (32, 610027), (44, 443656), (88, 221828), (176, 110914), (352, 55457)]