19815327

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1777}}^1$

素因数の和:1852

約数の個数: 32

約数和(自身を含む): 34137600

約数和(自身を除く): 14322273

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 1777, 3717, 5331, 11151, 12439, 15993, 37317, 47979, 104843, 111951, 314529, 335853, 733901, 943587, 2201703, 2830761, 6605109, 19815327]

約数ペア:

[(1, 19815327), (3, 6605109), (7, 2830761), (9, 2201703), (21, 943587), (27, 733901), (59, 335853), (63, 314529), (177, 111951), (189, 104843), (413, 47979), (531, 37317), (1239, 15993), (1593, 12439), (1777, 11151), (3717, 5331)]