20178882

素因数分解:

$2^1\times 3^4\times {\mathrm{124561}}^1$

素因数の和:124575

約数の個数: 20

約数和(自身を含む): 45216006

約数和(自身を除く): 25037124

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124561, 249122, 373683, 747366, 1121049, 2242098, 3363147, 6726294, 10089441, 20178882]

約数ペア:

[(1, 20178882), (2, 10089441), (3, 6726294), (6, 3363147), (9, 2242098), (18, 1121049), (27, 747366), (54, 373683), (81, 249122), (162, 124561)]