219902678

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{30449}}^1$

素因数の和:30631

約数の個数: 16

約数和(自身を含む): 346399200

約数和(自身を除く): 126496522

約数列:

[1, 2, 23, 46, 157, 314, 3611, 7222, 30449, 60898, 700327, 1400654, 4780493, 9560986, 109951339, 219902678]

約数ペア:

[(1, 219902678), (2, 109951339), (23, 9560986), (46, 4780493), (157, 1400654), (314, 700327), (3611, 60898), (7222, 30449)]