18206328

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{353}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 52335360

約数和(自身を除く): 34129032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 307, 353, 614, 706, 921, 1059, 1228, 1412, 1842, 2118, 2149, 2456, 2471, 2824, 3684, 4236, 4298, 4942, 6447, 7368, 7413, 8472, 8596, 9884, 12894, 14826, 17192, 19768, 25788, 29652, 51576, 59304, 108371, 216742, 325113, 433484, 650226, 758597, 866968, 1300452, 1517194, 2275791, 2600904, 3034388, 4551582, 6068776, 9103164, 18206328]

約数ペア:

[(1, 18206328), (2, 9103164), (3, 6068776), (4, 4551582), (6, 3034388), (7, 2600904), (8, 2275791), (12, 1517194), (14, 1300452), (21, 866968), (24, 758597), (28, 650226), (42, 433484), (56, 325113), (84, 216742), (168, 108371), (307, 59304), (353, 51576), (614, 29652), (706, 25788), (921, 19768), (1059, 17192), (1228, 14826), (1412, 12894), (1842, 9884), (2118, 8596), (2149, 8472), (2456, 7413), (2471, 7368), (2824, 6447), (3684, 4942), (4236, 4298)]