51201712

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{31069}}^1$

素因数の和:31180

約数の個数: 20

約数和(自身を含む): 100169680

約数和(自身を除く): 48967968

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 31069, 62138, 124276, 248552, 497104, 3200107, 6400214, 12800428, 25600856, 51201712]

約数ペア:

[(1, 51201712), (2, 25600856), (4, 12800428), (8, 6400214), (16, 3200107), (103, 497104), (206, 248552), (412, 124276), (824, 62138), (1648, 31069)]