17719894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{1321}}^1$

素因数の和:1695

約数の個数: 16

約数和(自身を含む): 28079280

約数和(自身を除く): 10359386

約数列:

[1, 2, 19, 38, 353, 706, 1321, 2642, 6707, 13414, 25099, 50198, 466313, 932626, 8859947, 17719894]

約数ペア:

[(1, 17719894), (2, 8859947), (19, 932626), (38, 466313), (353, 50198), (706, 25099), (1321, 13414), (2642, 6707)]