20766486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15661}}^1$

素因数の和:15696

約数の個数: 32

約数和(自身を含む): 47361888

約数和(自身を除く): 26595402

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15661, 31322, 46983, 93966, 203593, 266237, 407186, 532474, 610779, 798711, 1221558, 1597422, 3461081, 6922162, 10383243, 20766486]

約数ペア:

[(1, 20766486), (2, 10383243), (3, 6922162), (6, 3461081), (13, 1597422), (17, 1221558), (26, 798711), (34, 610779), (39, 532474), (51, 407186), (78, 266237), (102, 203593), (221, 93966), (442, 46983), (663, 31322), (1326, 15661)]