199572542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{403993}}^1$

素因数の和:404027

約数の個数: 16

約数和(自身を含む): 339354960

約数和(自身を除く): 139782418

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 403993, 807986, 5251909, 7675867, 10503818, 15351734, 99786271, 199572542]

約数ペア:

[(1, 199572542), (2, 99786271), (13, 15351734), (19, 10503818), (26, 7675867), (38, 5251909), (247, 807986), (494, 403993)]