17951949

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13037}}^1$

素因数の和:13066

約数の個数: 20

約数和(自身を含む): 28396764

約数和(自身を除く): 10444815

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13037, 39111, 117333, 221629, 351999, 664887, 1055997, 1994661, 5983983, 17951949]

約数ペア:

[(1, 17951949), (3, 5983983), (9, 1994661), (17, 1055997), (27, 664887), (51, 351999), (81, 221629), (153, 117333), (459, 39111), (1377, 13037)]