19822780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43093}}^1$

素因数の和:43125

約数の個数: 24

約数和(自身を含む): 43438752

約数和(自身を除く): 23615972

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43093, 86186, 172372, 215465, 430930, 861860, 991139, 1982278, 3964556, 4955695, 9911390, 19822780]

約数ペア:

[(1, 19822780), (2, 9911390), (4, 4955695), (5, 3964556), (10, 1982278), (20, 991139), (23, 861860), (46, 430930), (92, 215465), (115, 172372), (230, 86186), (460, 43093)]