18545406

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 44513280

約数和(自身を除く): 25967874

約数列:

[1, 2, 3, 6, 11, 19, 22, 23, 33, 38, 46, 57, 66, 69, 114, 138, 209, 253, 418, 437, 506, 627, 643, 759, 874, 1254, 1286, 1311, 1518, 1929, 2622, 3858, 4807, 7073, 9614, 12217, 14146, 14421, 14789, 21219, 24434, 28842, 29578, 36651, 42438, 44367, 73302, 88734, 134387, 162679, 268774, 280991, 325358, 403161, 488037, 561982, 806322, 842973, 976074, 1685946, 3090901, 6181802, 9272703, 18545406]

約数ペア:

[(1, 18545406), (2, 9272703), (3, 6181802), (6, 3090901), (11, 1685946), (19, 976074), (22, 842973), (23, 806322), (33, 561982), (38, 488037), (46, 403161), (57, 325358), (66, 280991), (69, 268774), (114, 162679), (138, 134387), (209, 88734), (253, 73302), (418, 44367), (437, 42438), (506, 36651), (627, 29578), (643, 28842), (759, 24434), (874, 21219), (1254, 14789), (1286, 14421), (1311, 14146), (1518, 12217), (1929, 9614), (2622, 7073), (3858, 4807)]