18646376

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 43130880

約数和(自身を除く): 24484504

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 46, 56, 62, 92, 124, 161, 184, 217, 248, 322, 434, 467, 644, 713, 868, 934, 1288, 1426, 1736, 1868, 2852, 3269, 3736, 4991, 5704, 6538, 9982, 10741, 13076, 14477, 19964, 21482, 26152, 28954, 39928, 42964, 57908, 75187, 85928, 101339, 115816, 150374, 202678, 300748, 332971, 405356, 601496, 665942, 810712, 1331884, 2330797, 2663768, 4661594, 9323188, 18646376]

約数ペア:

[(1, 18646376), (2, 9323188), (4, 4661594), (7, 2663768), (8, 2330797), (14, 1331884), (23, 810712), (28, 665942), (31, 601496), (46, 405356), (56, 332971), (62, 300748), (92, 202678), (124, 150374), (161, 115816), (184, 101339), (217, 85928), (248, 75187), (322, 57908), (434, 42964), (467, 39928), (644, 28954), (713, 26152), (868, 21482), (934, 19964), (1288, 14477), (1426, 13076), (1736, 10741), (1868, 9982), (2852, 6538), (3269, 5704), (3736, 4991)]