20149668976

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{508009}}^1$

素因数の和:508121

約数の個数: 40

約数和(自身を含む): 40693633040

約数和(自身を除く): 20543964064

約数列:

[1, 2, 4, 8, 16, 37, 67, 74, 134, 148, 268, 296, 536, 592, 1072, 2479, 4958, 9916, 19832, 39664, 508009, 1016018, 2032036, 4064072, 8128144, 18796333, 34036603, 37592666, 68073206, 75185332, 136146412, 150370664, 272292824, 300741328, 544585648, 1259354311, 2518708622, 5037417244, 10074834488, 20149668976]

約数ペア:

[(1, 20149668976), (2, 10074834488), (4, 5037417244), (8, 2518708622), (16, 1259354311), (37, 544585648), (67, 300741328), (74, 272292824), (134, 150370664), (148, 136146412), (268, 75185332), (296, 68073206), (536, 37592666), (592, 34036603), (1072, 18796333), (2479, 8128144), (4958, 4064072), (9916, 2032036), (19832, 1016018), (39664, 508009)]