20290278

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{147031}}^1$

素因数の和:147059

約数の個数: 16

約数和(自身を含む): 42345216

約数和(自身を除く): 22054938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 147031, 294062, 441093, 882186, 3381713, 6763426, 10145139, 20290278]

約数ペア:

[(1, 20290278), (2, 10145139), (3, 6763426), (6, 3381713), (23, 882186), (46, 441093), (69, 294062), (138, 147031)]