81860056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{538553}}^1$

素因数の和:538578

約数の個数: 16

約数和(自身を含む): 161566200

約数和(自身を除く): 79706144

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 538553, 1077106, 2154212, 4308424, 10232507, 20465014, 40930028, 81860056]

約数ペア:

[(1, 81860056), (2, 40930028), (4, 20465014), (8, 10232507), (19, 4308424), (38, 2154212), (76, 1077106), (152, 538553)]