18565513974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{45491}}^1$

素因数の和:45626

約数の個数: 96

約数和(自身を含む): 47690173440

約数和(自身を除く): 29124659466

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 79, 82, 123, 126, 158, 237, 246, 287, 369, 474, 553, 574, 711, 738, 861, 1106, 1422, 1659, 1722, 2583, 3239, 3318, 4977, 5166, 6478, 9717, 9954, 19434, 22673, 29151, 45346, 45491, 58302, 68019, 90982, 136038, 136473, 204057, 272946, 318437, 408114, 409419, 636874, 818838, 955311, 1865131, 1910622, 2865933, 3593789, 3730262, 5595393, 5731866, 7187578, 10781367, 11190786, 13055917, 16786179, 21562734, 25156523, 26111834, 32344101, 33572358, 39167751, 50313046, 64688202, 75469569, 78335502, 117503253, 147345349, 150939138, 226408707, 235006506, 294690698, 442036047, 452817414, 884072094, 1031417443, 1326108141, 2062834886, 2652216282, 3094252329, 6188504658, 9282756987, 18565513974]

約数ペア:

[(1, 18565513974), (2, 9282756987), (3, 6188504658), (6, 3094252329), (7, 2652216282), (9, 2062834886), (14, 1326108141), (18, 1031417443), (21, 884072094), (41, 452817414), (42, 442036047), (63, 294690698), (79, 235006506), (82, 226408707), (123, 150939138), (126, 147345349), (158, 117503253), (237, 78335502), (246, 75469569), (287, 64688202), (369, 50313046), (474, 39167751), (553, 33572358), (574, 32344101), (711, 26111834), (738, 25156523), (861, 21562734), (1106, 16786179), (1422, 13055917), (1659, 11190786), (1722, 10781367), (2583, 7187578), (3239, 5731866), (3318, 5595393), (4977, 3730262), (5166, 3593789), (6478, 2865933), (9717, 1910622), (9954, 1865131), (19434, 955311), (22673, 818838), (29151, 636874), (45346, 409419), (45491, 408114), (58302, 318437), (68019, 272946), (90982, 204057), (136038, 136473)]