18086475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{1993}}^1$

素因数の和:2028

約数の個数: 36

約数和(自身を含む): 32885048

約数和(自身を除く): 14798573

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 165, 275, 363, 605, 825, 1815, 1993, 3025, 5979, 9075, 9965, 21923, 29895, 49825, 65769, 109615, 149475, 241153, 328845, 548075, 723459, 1205765, 1644225, 3617295, 6028825, 18086475]

約数ペア:

[(1, 18086475), (3, 6028825), (5, 3617295), (11, 1644225), (15, 1205765), (25, 723459), (33, 548075), (55, 328845), (75, 241153), (121, 149475), (165, 109615), (275, 65769), (363, 49825), (605, 29895), (825, 21923), (1815, 9965), (1993, 9075), (3025, 5979)]