20561087

素因数分解:

${\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 22096800

約数和(自身を除く): 1535713

約数列:

[1, 29, 59, 61, 197, 1711, 1769, 3599, 5713, 11623, 12017, 104371, 337067, 348493, 709003, 20561087]

約数ペア:

[(1, 20561087), (29, 709003), (59, 348493), (61, 337067), (197, 104371), (1711, 12017), (1769, 11623), (3599, 5713)]