18491009

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 20702400

約数和(自身を除く): 2211391

約数列:

[1, 19, 29, 37, 551, 703, 907, 1073, 17233, 20387, 26303, 33559, 499757, 637621, 973211, 18491009]

約数ペア:

[(1, 18491009), (19, 973211), (29, 637621), (37, 499757), (551, 33559), (703, 26303), (907, 20387), (1073, 17233)]