19246381

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 24991232

約数和(自身を除く): 5744851

約数列:

[1, 7, 11, 31, 77, 121, 217, 341, 733, 847, 2387, 3751, 5131, 8063, 22723, 26257, 56441, 88693, 159061, 249953, 620851, 1749671, 2749483, 19246381]

約数ペア:

[(1, 19246381), (7, 2749483), (11, 1749671), (31, 620851), (77, 249953), (121, 159061), (217, 88693), (341, 56441), (733, 26257), (847, 22723), (2387, 8063), (3751, 5131)]