1998889718

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7514623}}^1$

素因数の和:7514651

約数の個数: 16

約数和(自身を含む): 3607019520

約数和(自身を除く): 1608129802

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 7514623, 15029246, 52602361, 105204722, 142777837, 285555674, 999444859, 1998889718]

約数ペア:

[(1, 1998889718), (2, 999444859), (7, 285555674), (14, 142777837), (19, 105204722), (38, 52602361), (133, 15029246), (266, 7514623)]