18341536

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 20184224

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 97, 152, 194, 304, 311, 388, 608, 622, 776, 1244, 1552, 1843, 2488, 3104, 3686, 4976, 5909, 7372, 9952, 11818, 14744, 23636, 29488, 30167, 47272, 58976, 60334, 94544, 120668, 189088, 241336, 482672, 573173, 965344, 1146346, 2292692, 4585384, 9170768, 18341536]

約数ペア:

[(1, 18341536), (2, 9170768), (4, 4585384), (8, 2292692), (16, 1146346), (19, 965344), (32, 573173), (38, 482672), (76, 241336), (97, 189088), (152, 120668), (194, 94544), (304, 60334), (311, 58976), (388, 47272), (608, 30167), (622, 29488), (776, 23636), (1244, 14744), (1552, 11818), (1843, 9952), (2488, 7372), (3104, 5909), (3686, 4976)]