19625727

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 30424320

約数和(自身を除く): 10798593

約数列:

[1, 3, 11, 19, 33, 57, 113, 209, 277, 339, 627, 831, 1243, 2147, 3047, 3729, 5263, 6441, 9141, 15789, 23617, 31301, 57893, 70851, 93903, 173679, 344311, 594719, 1032933, 1784157, 6541909, 19625727]

約数ペア:

[(1, 19625727), (3, 6541909), (11, 1784157), (19, 1032933), (33, 594719), (57, 344311), (113, 173679), (209, 93903), (277, 70851), (339, 57893), (627, 31301), (831, 23617), (1243, 15789), (2147, 9141), (3047, 6441), (3729, 5263)]