20178740738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{10631581}}^1$

素因数の和:10631669

約数の個数: 16

約数和(自身を含む): 33042956856

約数和(自身を除く): 12864216118

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 10631581, 21263162, 138210553, 276421106, 776105413, 1552210826, 10089370369, 20178740738]

約数ペア:

[(1, 20178740738), (2, 10089370369), (13, 1552210826), (26, 776105413), (73, 276421106), (146, 138210553), (949, 21263162), (1898, 10631581)]