20161651458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{258482711}}^1$

素因数の和:258482729

約数の個数: 16

約数和(自身を含む): 43425095616

約数和(自身を除く): 23263444158

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 258482711, 516965422, 775448133, 1550896266, 3360275243, 6720550486, 10080825729, 20161651458]

約数ペア:

[(1, 20161651458), (2, 10080825729), (3, 6720550486), (6, 3360275243), (13, 1550896266), (26, 775448133), (39, 516965422), (78, 258482711)]