19401733

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 21697200

約数和(自身を除く): 2295467

約数列:

[1, 13, 41, 89, 409, 533, 1157, 3649, 5317, 16769, 36401, 47437, 217997, 473213, 1492441, 19401733]

約数ペア:

[(1, 19401733), (13, 1492441), (41, 473213), (89, 217997), (409, 47437), (533, 36401), (1157, 16769), (3649, 5317)]