18552809

素因数分解:

${\mathrm{11}}^3\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:349

約数の個数: 16

約数和(自身を含む): 20870784

約数和(自身を除く): 2317975

約数列:

[1, 11, 53, 121, 263, 583, 1331, 2893, 6413, 13939, 31823, 70543, 153329, 350053, 1686619, 18552809]

約数ペア:

[(1, 18552809), (11, 1686619), (53, 350053), (121, 153329), (263, 70543), (583, 31823), (1331, 13939), (2893, 6413)]