20528121603

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{12491}}^1\times {\mathrm{49801}}^1$

素因数の和:62306

約数の個数: 16

約数和(自身を含む): 29862076032

約数和(自身を除く): 9333954429

約数列:

[1, 3, 11, 33, 12491, 37473, 49801, 137401, 149403, 412203, 547811, 1643433, 622064291, 1866192873, 6842707201, 20528121603]

約数ペア:

[(1, 20528121603), (3, 6842707201), (11, 1866192873), (33, 622064291), (12491, 1643433), (37473, 547811), (49801, 412203), (137401, 149403)]