19199409

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{7103}}^1$

素因数の和:7176

約数の個数: 16

約数和(自身を含む): 27620352

約数和(自身を除く): 8420943

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 7103, 21309, 120751, 362253, 376459, 1129377, 6399803, 19199409]

約数ペア:

[(1, 19199409), (3, 6399803), (17, 1129377), (51, 376459), (53, 362253), (159, 120751), (901, 21309), (2703, 7103)]