18589872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:986

約数の個数: 80

約数和(自身を含む): 55845632

約数和(自身を除く): 37255760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 61, 84, 112, 122, 168, 183, 244, 336, 366, 427, 488, 732, 854, 907, 976, 1281, 1464, 1708, 1814, 2562, 2721, 2928, 3416, 3628, 5124, 5442, 6349, 6832, 7256, 10248, 10884, 12698, 14512, 19047, 20496, 21768, 25396, 38094, 43536, 50792, 55327, 76188, 101584, 110654, 152376, 165981, 221308, 304752, 331962, 387289, 442616, 663924, 774578, 885232, 1161867, 1327848, 1549156, 2323734, 2655696, 3098312, 4647468, 6196624, 9294936, 18589872]

約数ペア:

[(1, 18589872), (2, 9294936), (3, 6196624), (4, 4647468), (6, 3098312), (7, 2655696), (8, 2323734), (12, 1549156), (14, 1327848), (16, 1161867), (21, 885232), (24, 774578), (28, 663924), (42, 442616), (48, 387289), (56, 331962), (61, 304752), (84, 221308), (112, 165981), (122, 152376), (168, 110654), (183, 101584), (244, 76188), (336, 55327), (366, 50792), (427, 43536), (488, 38094), (732, 25396), (854, 21768), (907, 20496), (976, 19047), (1281, 14512), (1464, 12698), (1708, 10884), (1814, 10248), (2562, 7256), (2721, 6832), (2928, 6349), (3416, 5442), (3628, 5124)]