1619817856

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{1301}}^1$

素因数の和:1523

約数の個数: 64

約数和(自身を含む): 3298851360

約数和(自身を除く): 1679033504

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 137, 142, 274, 284, 548, 568, 1096, 1136, 1301, 2192, 2272, 2602, 4384, 4544, 5204, 8768, 9088, 9727, 10408, 17536, 19454, 20816, 38908, 41632, 77816, 83264, 92371, 155632, 166528, 178237, 184742, 311264, 356474, 369484, 622528, 712948, 738968, 1245056, 1425896, 1477936, 2851792, 2955872, 5703584, 5911744, 11407168, 11823488, 12654827, 22814336, 25309654, 50619308, 101238616, 202477232, 404954464, 809908928, 1619817856]

約数ペア:

[(1, 1619817856), (2, 809908928), (4, 404954464), (8, 202477232), (16, 101238616), (32, 50619308), (64, 25309654), (71, 22814336), (128, 12654827), (137, 11823488), (142, 11407168), (274, 5911744), (284, 5703584), (548, 2955872), (568, 2851792), (1096, 1477936), (1136, 1425896), (1301, 1245056), (2192, 738968), (2272, 712948), (2602, 622528), (4384, 369484), (4544, 356474), (5204, 311264), (8768, 184742), (9088, 178237), (9727, 166528), (10408, 155632), (17536, 92371), (19454, 83264), (20816, 77816), (38908, 41632)]