20161319248

素因数分解:

$2^4\times 7^1\times {\mathrm{2339}}^1\times {\mathrm{76961}}^1$

素因数の和:79315

約数の個数: 40

約数和(自身を含む): 44662587840

約数和(自身を除く): 24501268592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2339, 4678, 9356, 16373, 18712, 32746, 37424, 65492, 76961, 130984, 153922, 261968, 307844, 538727, 615688, 1077454, 1231376, 2154908, 4309816, 8619632, 180011779, 360023558, 720047116, 1260082453, 1440094232, 2520164906, 2880188464, 5040329812, 10080659624, 20161319248]

約数ペア:

[(1, 20161319248), (2, 10080659624), (4, 5040329812), (7, 2880188464), (8, 2520164906), (14, 1440094232), (16, 1260082453), (28, 720047116), (56, 360023558), (112, 180011779), (2339, 8619632), (4678, 4309816), (9356, 2154908), (16373, 1231376), (18712, 1077454), (32746, 615688), (37424, 538727), (65492, 307844), (76961, 261968), (130984, 153922)]