20171375504

素因数分解:

$2^4\times 7^1\times {\mathrm{199}}^1\times {\mathrm{853}}^1\times {\mathrm{1061}}^1$

素因数の和:2128

約数の個数: 80

約数和(自身を含む): 44984620800

約数和(自身を除く): 24813245296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 199, 398, 796, 853, 1061, 1393, 1592, 1706, 2122, 2786, 3184, 3412, 4244, 5572, 5971, 6824, 7427, 8488, 11144, 11942, 13648, 14854, 16976, 22288, 23884, 29708, 47768, 59416, 95536, 118832, 169747, 211139, 339494, 422278, 678988, 844556, 905033, 1188229, 1357976, 1477973, 1689112, 1810066, 2376458, 2715952, 2955946, 3378224, 3620132, 4752916, 5911892, 6335231, 7240264, 9505832, 11823784, 12670462, 14480528, 19011664, 23647568, 25340924, 50681848, 101363696, 180101567, 360203134, 720406268, 1260710969, 1440812536, 2521421938, 2881625072, 5042843876, 10085687752, 20171375504]

約数ペア:

[(1, 20171375504), (2, 10085687752), (4, 5042843876), (7, 2881625072), (8, 2521421938), (14, 1440812536), (16, 1260710969), (28, 720406268), (56, 360203134), (112, 180101567), (199, 101363696), (398, 50681848), (796, 25340924), (853, 23647568), (1061, 19011664), (1393, 14480528), (1592, 12670462), (1706, 11823784), (2122, 9505832), (2786, 7240264), (3184, 6335231), (3412, 5911892), (4244, 4752916), (5572, 3620132), (5971, 3378224), (6824, 2955946), (7427, 2715952), (8488, 2376458), (11144, 1810066), (11942, 1689112), (13648, 1477973), (14854, 1357976), (16976, 1188229), (22288, 905033), (23884, 844556), (29708, 678988), (47768, 422278), (59416, 339494), (95536, 211139), (118832, 169747)]