18773391

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{68767}}^1$

素因数の和:68790

約数の個数: 16

約数和(自身を含む): 30808064

約数和(自身を除く): 12034673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 68767, 206301, 481369, 893971, 1444107, 2681913, 6257797, 18773391]

約数ペア:

[(1, 18773391), (3, 6257797), (7, 2681913), (13, 1444107), (21, 893971), (39, 481369), (91, 206301), (273, 68767)]