19211508

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{28087}}^1$

素因数の和:28116

約数の個数: 36

約数和(自身を含む): 51120160

約数和(自身を除く): 31908652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 28087, 56174, 84261, 112348, 168522, 252783, 337044, 505566, 533653, 1011132, 1067306, 1600959, 2134612, 3201918, 4802877, 6403836, 9605754, 19211508]

約数ペア:

[(1, 19211508), (2, 9605754), (3, 6403836), (4, 4802877), (6, 3201918), (9, 2134612), (12, 1600959), (18, 1067306), (19, 1011132), (36, 533653), (38, 505566), (57, 337044), (76, 252783), (114, 168522), (171, 112348), (228, 84261), (342, 56174), (684, 28087)]