19554129

素因数分解:

$3^4\times 7^1\times {\mathrm{34487}}^1$

素因数の和:34506

約数の個数: 20

約数和(自身を含む): 33384384

約数和(自身を除く): 13830255

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 34487, 103461, 241409, 310383, 724227, 931149, 2172681, 2793447, 6518043, 19554129]

約数ペア:

[(1, 19554129), (3, 6518043), (7, 2793447), (9, 2172681), (21, 931149), (27, 724227), (63, 310383), (81, 241409), (189, 103461), (567, 34487)]