31018196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9929}}^1$

素因数の和:10015

約数の個数: 24

約数和(自身を含む): 60056640

約数和(自身を除く): 29038444

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 9929, 19858, 39716, 109219, 218438, 436876, 704959, 1409918, 2819836, 7754549, 15509098, 31018196]

約数ペア:

[(1, 31018196), (2, 15509098), (4, 7754549), (11, 2819836), (22, 1409918), (44, 704959), (71, 436876), (142, 218438), (284, 109219), (781, 39716), (1562, 19858), (3124, 9929)]