18799720

素因数分解:

$2^3\times 5^1\times {\mathrm{469993}}^1$

素因数の和:470004

約数の個数: 16

約数和(自身を含む): 42299460

約数和(自身を除く): 23499740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 469993, 939986, 1879972, 2349965, 3759944, 4699930, 9399860, 18799720]

約数ペア:

[(1, 18799720), (2, 9399860), (4, 4699930), (5, 3759944), (8, 2349965), (10, 1879972), (20, 939986), (40, 469993)]