198554294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{23431}}^1$

素因数の和:23675

約数の個数: 16

約数和(自身を含む): 314926080

約数和(自身を除く): 116371786

約数列:

[1, 2, 19, 38, 223, 446, 4237, 8474, 23431, 46862, 445189, 890378, 5225113, 10450226, 99277147, 198554294]

約数ペア:

[(1, 198554294), (2, 99277147), (19, 10450226), (38, 5225113), (223, 890378), (446, 445189), (4237, 46862), (8474, 23431)]