18824288

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4423}}^1$

素因数の和:4459

約数の個数: 48

約数和(自身を含む): 44593920

約数和(自身を除く): 25769632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4423, 8846, 17692, 30961, 35384, 61922, 70768, 84037, 123844, 141536, 168074, 247688, 336148, 495376, 588259, 672296, 990752, 1176518, 1344592, 2353036, 2689184, 4706072, 9412144, 18824288]

約数ペア:

[(1, 18824288), (2, 9412144), (4, 4706072), (7, 2689184), (8, 2353036), (14, 1344592), (16, 1176518), (19, 990752), (28, 672296), (32, 588259), (38, 495376), (56, 336148), (76, 247688), (112, 168074), (133, 141536), (152, 123844), (224, 84037), (266, 70768), (304, 61922), (532, 35384), (608, 30961), (1064, 17692), (2128, 8846), (4256, 4423)]