18754554

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 28419846

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 343, 546, 637, 686, 701, 1029, 1274, 1402, 1911, 2058, 2103, 3822, 4206, 4459, 4907, 8918, 9113, 9814, 13377, 14721, 18226, 26754, 27339, 29442, 34349, 54678, 63791, 68698, 103047, 127582, 191373, 206094, 240443, 382746, 446537, 480886, 721329, 893074, 1339611, 1442658, 2679222, 3125759, 6251518, 9377277, 18754554]

約数ペア:

[(1, 18754554), (2, 9377277), (3, 6251518), (6, 3125759), (7, 2679222), (13, 1442658), (14, 1339611), (21, 893074), (26, 721329), (39, 480886), (42, 446537), (49, 382746), (78, 240443), (91, 206094), (98, 191373), (147, 127582), (182, 103047), (273, 68698), (294, 63791), (343, 54678), (546, 34349), (637, 29442), (686, 27339), (701, 26754), (1029, 18226), (1274, 14721), (1402, 13377), (1911, 9814), (2058, 9113), (2103, 8918), (3822, 4907), (4206, 4459)]