201914321

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{2689}}^1$

素因数の和:3344

約数の個数: 16

約数和(自身を含む): 244811520

約数和(自身を除く): 42897199

約数列:

[1, 7, 17, 119, 631, 2689, 4417, 10727, 18823, 45713, 75089, 319991, 1696759, 11877313, 28844903, 201914321]

約数ペア:

[(1, 201914321), (7, 28844903), (17, 11877313), (119, 1696759), (631, 319991), (2689, 75089), (4417, 45713), (10727, 18823)]