18452021

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8161}}^1$

素因数の和:8204

約数の個数: 16

約数和(自身を含む): 23506560

約数和(自身を除く): 5054539

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 8161, 57127, 138737, 155059, 971159, 1085413, 2636003, 18452021]

約数ペア:

[(1, 18452021), (7, 2636003), (17, 1085413), (19, 971159), (119, 155059), (133, 138737), (323, 57127), (2261, 8161)]