20120171589

素因数分解:

$3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1764463}}^1$

素因数の和:1764657

約数の個数: 24

約数和(自身を含む): 33397774592

約数和(自身を除く): 13277603003

約数列:

[1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801, 11403, 1764463, 5293389, 12351241, 15880167, 37053723, 111161169, 319367803, 958103409, 2235574621, 2874310227, 6706723863, 20120171589]

約数ペア:

[(1, 20120171589), (3, 6706723863), (7, 2874310227), (9, 2235574621), (21, 958103409), (63, 319367803), (181, 111161169), (543, 37053723), (1267, 15880167), (1629, 12351241), (3801, 5293389), (11403, 1764463)]