19598722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 18503678

約数列:

[1, 2, 11, 13, 17, 22, 26, 29, 34, 58, 139, 143, 187, 221, 278, 286, 319, 374, 377, 442, 493, 638, 754, 986, 1529, 1807, 2363, 2431, 3058, 3614, 4031, 4147, 4726, 4862, 5423, 6409, 8062, 8294, 10846, 12818, 19877, 25993, 30719, 39754, 44341, 51986, 52403, 61438, 68527, 70499, 88682, 104806, 137054, 140998, 337909, 576433, 675818, 753797, 890851, 1152866, 1507594, 1781702, 9799361, 19598722]

約数ペア:

[(1, 19598722), (2, 9799361), (11, 1781702), (13, 1507594), (17, 1152866), (22, 890851), (26, 753797), (29, 675818), (34, 576433), (58, 337909), (139, 140998), (143, 137054), (187, 104806), (221, 88682), (278, 70499), (286, 68527), (319, 61438), (374, 52403), (377, 51986), (442, 44341), (493, 39754), (638, 30719), (754, 25993), (986, 19877), (1529, 12818), (1807, 10846), (2363, 8294), (2431, 8062), (3058, 6409), (3614, 5423), (4031, 4862), (4147, 4726)]