19193017

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 21399552

約数和(自身を除く): 2206535

約数列:

[1, 17, 23, 191, 257, 391, 3247, 4369, 4393, 5911, 49087, 74681, 100487, 834479, 1129001, 19193017]

約数ペア:

[(1, 19193017), (17, 1129001), (23, 834479), (191, 100487), (257, 74681), (391, 49087), (3247, 5911), (4369, 4393)]