618563628

素因数分解:

$2^2\times 3^4\times {\mathrm{1909147}}^1$

素因数の和:1909163

約数の個数: 30

約数和(自身を含む): 1617048356

約数和(自身を除く): 998484728

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 1909147, 3818294, 5727441, 7636588, 11454882, 17182323, 22909764, 34364646, 51546969, 68729292, 103093938, 154640907, 206187876, 309281814, 618563628]

約数ペア:

[(1, 618563628), (2, 309281814), (3, 206187876), (4, 154640907), (6, 103093938), (9, 68729292), (12, 51546969), (18, 34364646), (27, 22909764), (36, 17182323), (54, 11454882), (81, 7636588), (108, 5727441), (162, 3818294), (324, 1909147)]