20216494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{23131}}^1$

素因数の和:23175

約数の個数: 16

約数和(自身を含む): 33310080

約数和(自身を除く): 13093586

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 23131, 46262, 439489, 532013, 878978, 1064026, 10108247, 20216494]

約数ペア:

[(1, 20216494), (2, 10108247), (19, 1064026), (23, 878978), (38, 532013), (46, 439489), (437, 46262), (874, 23131)]