19744263

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9497}}^1$

素因数の和:9524

約数の個数: 32

約数和(自身を含む): 36472320

約数和(自身を除く): 16728057

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9497, 28491, 66479, 85473, 104467, 199437, 256419, 313401, 598311, 731269, 940203, 1794933, 2193807, 2820609, 6581421, 19744263]

約数ペア:

[(1, 19744263), (3, 6581421), (7, 2820609), (9, 2193807), (11, 1794933), (21, 940203), (27, 731269), (33, 598311), (63, 313401), (77, 256419), (99, 199437), (189, 104467), (231, 85473), (297, 66479), (693, 28491), (2079, 9497)]