28180196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4889}}^1$

素因数の和:5035

約数の個数: 24

約数和(自身を含む): 54220320

約数和(自身を除く): 26040124

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 4889, 5764, 9778, 19556, 53779, 107558, 215116, 640459, 1280918, 2561836, 7045049, 14090098, 28180196]

約数ペア:

[(1, 28180196), (2, 14090098), (4, 7045049), (11, 2561836), (22, 1280918), (44, 640459), (131, 215116), (262, 107558), (524, 53779), (1441, 19556), (2882, 9778), (4889, 5764)]