20294603

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{461}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 24541440

約数和(自身を除く): 4246837

約数列:

[1, 7, 19, 133, 331, 461, 2317, 3227, 6289, 8759, 44023, 61313, 152591, 1068137, 2899229, 20294603]

約数ペア:

[(1, 20294603), (7, 2899229), (19, 1068137), (133, 152591), (331, 61313), (461, 44023), (2317, 8759), (3227, 6289)]