521196638

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{8111}}^1$

素因数の和:8240

約数の個数: 24

約数和(自身を含む): 834481440

約数和(自身を除く): 313284802

約数列:

[1, 2, 19, 38, 89, 178, 361, 722, 1691, 3382, 8111, 16222, 32129, 64258, 154109, 308218, 721879, 1443758, 2928071, 5856142, 13715701, 27431402, 260598319, 521196638]

約数ペア:

[(1, 521196638), (2, 260598319), (19, 27431402), (38, 13715701), (89, 5856142), (178, 2928071), (361, 1443758), (722, 721879), (1691, 308218), (3382, 154109), (8111, 64258), (16222, 32129)]