18540438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1129}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 46863360

約数和(自身を除く): 28322922

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 34, 42, 46, 51, 69, 102, 119, 138, 161, 238, 322, 357, 391, 483, 714, 782, 966, 1129, 1173, 2258, 2346, 2737, 3387, 5474, 6774, 7903, 8211, 15806, 16422, 19193, 23709, 25967, 38386, 47418, 51934, 57579, 77901, 115158, 134351, 155802, 181769, 268702, 363538, 403053, 441439, 545307, 806106, 882878, 1090614, 1324317, 2648634, 3090073, 6180146, 9270219, 18540438]

約数ペア:

[(1, 18540438), (2, 9270219), (3, 6180146), (6, 3090073), (7, 2648634), (14, 1324317), (17, 1090614), (21, 882878), (23, 806106), (34, 545307), (42, 441439), (46, 403053), (51, 363538), (69, 268702), (102, 181769), (119, 155802), (138, 134351), (161, 115158), (238, 77901), (322, 57579), (357, 51934), (391, 47418), (483, 38386), (714, 25967), (782, 23709), (966, 19193), (1129, 16422), (1173, 15806), (2258, 8211), (2346, 7903), (2737, 6774), (3387, 5474)]