66528592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{319849}}^1$

素因数の和:319870

約数の個数: 20

約数和(自身を含む): 138814900

約数和(自身を除く): 72286308

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 319849, 639698, 1279396, 2558792, 4158037, 5117584, 8316074, 16632148, 33264296, 66528592]

約数ペア:

[(1, 66528592), (2, 33264296), (4, 16632148), (8, 8316074), (13, 5117584), (16, 4158037), (26, 2558792), (52, 1279396), (104, 639698), (208, 319849)]