19958379

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50021}}^1$

素因数の和:50050

約数の個数: 16

約数和(自身を含む): 32014080

約数和(自身を除く): 12055701

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50021, 150063, 350147, 950399, 1050441, 2851197, 6652793, 19958379]

約数ペア:

[(1, 19958379), (3, 6652793), (7, 2851197), (19, 1050441), (21, 950399), (57, 350147), (133, 150063), (399, 50021)]