20199336020

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2209993}}^1$

素因数の和:2210459

約数の個数: 24

約数和(自身を含む): 42511444584

約数和(自身を除く): 22312108564

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 9140, 2209993, 4419986, 8839972, 11049965, 22099930, 44199860, 1009966801, 2019933602, 4039867204, 5049834005, 10099668010, 20199336020]

約数ペア:

[(1, 20199336020), (2, 10099668010), (4, 5049834005), (5, 4039867204), (10, 2019933602), (20, 1009966801), (457, 44199860), (914, 22099930), (1828, 11049965), (2285, 8839972), (4570, 4419986), (9140, 2209993)]