20280352316

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38120963}}^1$

素因数の和:38120993

約数の個数: 24

約数和(自身を含む): 42695479680

約数和(自身を除く): 22415127364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38120963, 76241926, 152483852, 266846741, 533693482, 724298297, 1067386964, 1448596594, 2897193188, 5070088079, 10140176158, 20280352316]

約数ペア:

[(1, 20280352316), (2, 10140176158), (4, 5070088079), (7, 2897193188), (14, 1448596594), (19, 1067386964), (28, 724298297), (38, 533693482), (76, 266846741), (133, 152483852), (266, 76241926), (532, 38120963)]