15678720128

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{2987561}}^1$

素因数の和:2987616

約数の個数: 32

約数和(自身を含む): 31996789020

約数和(自身を除く): 16318068892

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 5248, 2987561, 5975122, 11950244, 23900488, 47800976, 95601952, 122490001, 191203904, 244980002, 382407808, 489960004, 979920008, 1959840016, 3919680032, 7839360064, 15678720128]

約数ペア:

[(1, 15678720128), (2, 7839360064), (4, 3919680032), (8, 1959840016), (16, 979920008), (32, 489960004), (41, 382407808), (64, 244980002), (82, 191203904), (128, 122490001), (164, 95601952), (328, 47800976), (656, 23900488), (1312, 11950244), (2624, 5975122), (5248, 2987561)]