18059930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{36857}}^1$

素因数の和:36878

約数の個数: 24

約数和(自身を含む): 37816308

約数和(自身を除く): 19756378

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 36857, 73714, 184285, 257999, 368570, 515998, 1289995, 1805993, 2579990, 3611986, 9029965, 18059930]

約数ペア:

[(1, 18059930), (2, 9029965), (5, 3611986), (7, 2579990), (10, 1805993), (14, 1289995), (35, 515998), (49, 368570), (70, 257999), (98, 184285), (245, 73714), (490, 36857)]