20123793351

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{278557}}^1$

素因数の和:278935

約数の個数: 24

約数和(自身を含む): 30418533600

約数和(自身を除く): 10294740249

約数列:

[1, 3, 9, 23, 69, 207, 349, 1047, 3141, 8027, 24081, 72243, 278557, 835671, 2507013, 6406811, 19220433, 57661299, 97216393, 291649179, 874947537, 2235977039, 6707931117, 20123793351]

約数ペア:

[(1, 20123793351), (3, 6707931117), (9, 2235977039), (23, 874947537), (69, 291649179), (207, 97216393), (349, 57661299), (1047, 19220433), (3141, 6406811), (8027, 2507013), (24081, 835671), (72243, 278557)]