20565372997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1\times {\mathrm{67429}}^1$

素因数の和:68280

約数の個数: 16

約数和(自身を含む): 22939686000

約数和(自身を除く): 2374313003

約数列:

[1, 13, 29, 377, 809, 10517, 23461, 67429, 304993, 876577, 1955441, 25420733, 54550061, 709150793, 1581951769, 20565372997]

約数ペア:

[(1, 20565372997), (13, 1581951769), (29, 709150793), (377, 54550061), (809, 25420733), (10517, 1955441), (23461, 876577), (67429, 304993)]