18999931

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{1163}}^1$

素因数の和:1242

約数の個数: 12

約数和(自身を含む): 20805336

約数和(自身を除く): 1805405

約数列:

[1, 17, 31, 527, 961, 1163, 16337, 19771, 36053, 612901, 1117643, 18999931]

約数ペア:

[(1, 18999931), (17, 1117643), (31, 612901), (527, 36053), (961, 19771), (1163, 16337)]