20686483

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 22381920

約数和(自身を除く): 1695437

約数列:

[1, 29, 43, 53, 313, 1247, 1537, 2279, 9077, 13459, 16589, 66091, 390311, 481081, 713327, 20686483]

約数ペア:

[(1, 20686483), (29, 713327), (43, 481081), (53, 390311), (313, 66091), (1247, 16589), (1537, 13459), (2279, 9077)]