31586906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{241}}^1$

素因数の和:398

約数の個数: 24

約数和(自身を含む): 51968532

約数和(自身を除く): 20381626

約数列:

[1, 2, 13, 26, 71, 142, 241, 482, 923, 1846, 3133, 5041, 6266, 10082, 17111, 34222, 65533, 131066, 222443, 444886, 1214881, 2429762, 15793453, 31586906]

約数ペア:

[(1, 31586906), (2, 15793453), (13, 2429762), (26, 1214881), (71, 444886), (142, 222443), (241, 131066), (482, 65533), (923, 34222), (1846, 17111), (3133, 10082), (5041, 6266)]