19183388

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 40884480

約数和(自身を除く): 21701092

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 107, 133, 214, 266, 337, 428, 532, 674, 749, 1348, 1498, 2033, 2359, 2996, 4066, 4718, 6403, 8132, 9436, 12806, 14231, 25612, 28462, 36059, 44821, 56924, 72118, 89642, 144236, 179284, 252413, 504826, 685121, 1009652, 1370242, 2740484, 4795847, 9591694, 19183388]

約数ペア:

[(1, 19183388), (2, 9591694), (4, 4795847), (7, 2740484), (14, 1370242), (19, 1009652), (28, 685121), (38, 504826), (76, 252413), (107, 179284), (133, 144236), (214, 89642), (266, 72118), (337, 56924), (428, 44821), (532, 36059), (674, 28462), (749, 25612), (1348, 14231), (1498, 12806), (2033, 9436), (2359, 8132), (2996, 6403), (4066, 4718)]