20181323509

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{319037}}^1$

素因数の和:319176

約数の個数: 12

約数和(自身を含む): 21724573572

約数和(自身を除く): 1543250063

約数列:

[1, 17, 61, 1037, 3721, 63257, 319037, 5423629, 19461257, 330841369, 1187136677, 20181323509]

約数ペア:

[(1, 20181323509), (17, 1187136677), (61, 330841369), (1037, 19461257), (3721, 5423629), (63257, 319037)]