19308783

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{13381}}^1$

素因数の和:13434

約数の個数: 16

約数和(自身を含む): 28476896

約数和(自身を除く): 9168113

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 13381, 40143, 173953, 495097, 521859, 1485291, 6436261, 19308783]

約数ペア:

[(1, 19308783), (3, 6436261), (13, 1485291), (37, 521859), (39, 495097), (111, 173953), (481, 40143), (1443, 13381)]