19492917

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 28163520

約数和(自身を除く): 8670603

約数列:

[1, 3, 19, 41, 57, 123, 361, 439, 779, 1083, 1317, 2337, 8341, 14801, 17999, 25023, 44403, 53997, 158479, 341981, 475437, 1025943, 6497639, 19492917]

約数ペア:

[(1, 19492917), (3, 6497639), (19, 1025943), (41, 475437), (57, 341981), (123, 158479), (361, 53997), (439, 44403), (779, 25023), (1083, 17999), (1317, 14801), (2337, 8341)]