20178441351

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5130547}}^1$

素因数の和:5130595

約数の個数: 24

約数和(自身を含む): 32014619520

約数和(自身を除く): 11836178169

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 1311, 3933, 5130547, 15391641, 46174923, 97480393, 118002581, 292441179, 354007743, 877323537, 1062023229, 2242049039, 6726147117, 20178441351]

約数ペア:

[(1, 20178441351), (3, 6726147117), (9, 2242049039), (19, 1062023229), (23, 877323537), (57, 354007743), (69, 292441179), (171, 118002581), (207, 97480393), (437, 46174923), (1311, 15391641), (3933, 5130547)]