19925048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17417}}^1$

素因数の和:17447

約数の個数: 32

約数和(自身を含む): 43893360

約数和(自身を除く): 23968312

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 17417, 34834, 69668, 139336, 191587, 226421, 383174, 452842, 766348, 905684, 1532696, 1811368, 2490631, 4981262, 9962524, 19925048]

約数ペア:

[(1, 19925048), (2, 9962524), (4, 4981262), (8, 2490631), (11, 1811368), (13, 1532696), (22, 905684), (26, 766348), (44, 452842), (52, 383174), (88, 226421), (104, 191587), (143, 139336), (286, 69668), (572, 34834), (1144, 17417)]