20922486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{268237}}^1$

素因数の和:268255

約数の個数: 16

約数和(自身を含む): 45063984

約数和(自身を除く): 24141498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 268237, 536474, 804711, 1609422, 3487081, 6974162, 10461243, 20922486]

約数ペア:

[(1, 20922486), (2, 10461243), (3, 6974162), (6, 3487081), (13, 1609422), (26, 804711), (39, 536474), (78, 268237)]