19440021

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1427}}^1$

素因数の和:1688

約数の個数: 16

約数和(自身を含む): 27417600

約数和(自身を除く): 7977579

約数列:

[1, 3, 19, 57, 239, 717, 1427, 4281, 4541, 13623, 27113, 81339, 341053, 1023159, 6480007, 19440021]

約数ペア:

[(1, 19440021), (3, 6480007), (19, 1023159), (57, 341053), (239, 81339), (717, 27113), (1427, 13623), (4281, 4541)]