20199168016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{283}}^1\times {\mathrm{50123}}^1$

素因数の和:50503

約数の個数: 40

約数和(自身を含む): 39716252640

約数和(自身を除く): 19517084624

約数列:

[1, 2, 4, 8, 16, 89, 178, 283, 356, 566, 712, 1132, 1424, 2264, 4528, 25187, 50123, 50374, 100246, 100748, 200492, 201496, 400984, 402992, 801968, 4460947, 8921894, 14184809, 17843788, 28369618, 35687576, 56739236, 71375152, 113478472, 226956944, 1262448001, 2524896002, 5049792004, 10099584008, 20199168016]

約数ペア:

[(1, 20199168016), (2, 10099584008), (4, 5049792004), (8, 2524896002), (16, 1262448001), (89, 226956944), (178, 113478472), (283, 71375152), (356, 56739236), (566, 35687576), (712, 28369618), (1132, 17843788), (1424, 14184809), (2264, 8921894), (4528, 4460947), (25187, 801968), (50123, 402992), (50374, 400984), (100246, 201496), (100748, 200492)]