198674694

素因数分解:

$2^1\times 3^4\times {\mathrm{1226387}}^1$

素因数の和:1226401

約数の個数: 20

約数和(自身を含む): 445178844

約数和(自身を除く): 246504150

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1226387, 2452774, 3679161, 7358322, 11037483, 22074966, 33112449, 66224898, 99337347, 198674694]

約数ペア:

[(1, 198674694), (2, 99337347), (3, 66224898), (6, 33112449), (9, 22074966), (18, 11037483), (27, 7358322), (54, 3679161), (81, 2452774), (162, 1226387)]