18231931878

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{159929227}}^1$

素因数の和:159929251

約数の個数: 16

約数和(自身を含む): 38383014720

約数和(自身を除く): 20151082842

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 159929227, 319858454, 479787681, 959575362, 3038655313, 6077310626, 9115965939, 18231931878]

約数ペア:

[(1, 18231931878), (2, 9115965939), (3, 6077310626), (6, 3038655313), (19, 959575362), (38, 479787681), (57, 319858454), (114, 159929227)]