19921180386

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1\times {\mathrm{37189}}^1$

素因数の和:38490

約数の個数: 32

約数和(自身を含む): 40422257280

約数和(自身を除く): 20501076894

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 1223, 2446, 3669, 7338, 37189, 74378, 89279, 111567, 178558, 223134, 267837, 535674, 2714797, 5429594, 8144391, 16288782, 45482147, 90964294, 136446441, 272892882, 3320196731, 6640393462, 9960590193, 19921180386]

約数ペア:

[(1, 19921180386), (2, 9960590193), (3, 6640393462), (6, 3320196731), (73, 272892882), (146, 136446441), (219, 90964294), (438, 45482147), (1223, 16288782), (2446, 8144391), (3669, 5429594), (7338, 2714797), (37189, 535674), (74378, 267837), (89279, 223134), (111567, 178558)]