19429571

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 23496960

約数和(自身を除く): 4067389

約数列:

[1, 7, 19, 133, 347, 421, 2429, 2947, 6593, 7999, 46151, 55993, 146087, 1022609, 2775653, 19429571]

約数ペア:

[(1, 19429571), (7, 2775653), (19, 1022609), (133, 146087), (347, 55993), (421, 46151), (2429, 7999), (2947, 6593)]