209123519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{27043}}^1$

素因数の和:27110

約数の個数: 16

約数和(自身を含む): 246641280

約数和(自身を除く): 37517761

約数列:

[1, 11, 19, 37, 209, 407, 703, 7733, 27043, 297473, 513817, 1000591, 5651987, 11006501, 19011229, 209123519]

約数ペア:

[(1, 209123519), (11, 19011229), (19, 11006501), (37, 5651987), (209, 1000591), (407, 513817), (703, 297473), (7733, 27043)]