2005226503

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{655517}}^1$

素因数の和:655566

約数の個数: 16

約数和(自身を含む): 2517189120

約数和(自身を除く): 511962617

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 655517, 4588619, 12454823, 15076891, 87183761, 105538237, 286460929, 2005226503]

約数ペア:

[(1, 2005226503), (7, 286460929), (19, 105538237), (23, 87183761), (133, 15076891), (161, 12454823), (437, 4588619), (3059, 655517)]