20120031589

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{558223}}^1$

素因数の和:558520

約数の個数: 16

約数和(自身を含む): 24293908480

約数和(自身を除く): 4173876891

約数列:

[1, 7, 19, 133, 271, 1897, 5149, 36043, 558223, 3907561, 10606237, 74243659, 151278433, 1058949031, 2874290227, 20120031589]

約数ペア:

[(1, 20120031589), (7, 2874290227), (19, 1058949031), (133, 151278433), (271, 74243659), (1897, 10606237), (5149, 3907561), (36043, 558223)]