19574864

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3389}}^1$

素因数の和:3435

約数の個数: 30

約数和(自身を含む): 40039290

約数和(自身を除く): 20464426

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3389, 5776, 6778, 13556, 27112, 54224, 64391, 128782, 257564, 515128, 1030256, 1223429, 2446858, 4893716, 9787432, 19574864]

約数ペア:

[(1, 19574864), (2, 9787432), (4, 4893716), (8, 2446858), (16, 1223429), (19, 1030256), (38, 515128), (76, 257564), (152, 128782), (304, 64391), (361, 54224), (722, 27112), (1444, 13556), (2888, 6778), (3389, 5776)]