20573504

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2417}}^1$

素因数の和:2455

約数の個数: 56

約数和(自身を含む): 49133760

約数和(自身を除く): 28560256

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 2417, 4256, 4834, 8512, 9668, 16919, 19336, 33838, 38672, 45923, 67676, 77344, 91846, 135352, 154688, 183692, 270704, 321461, 367384, 541408, 642922, 734768, 1082816, 1285844, 1469536, 2571688, 2939072, 5143376, 10286752, 20573504]

約数ペア:

[(1, 20573504), (2, 10286752), (4, 5143376), (7, 2939072), (8, 2571688), (14, 1469536), (16, 1285844), (19, 1082816), (28, 734768), (32, 642922), (38, 541408), (56, 367384), (64, 321461), (76, 270704), (112, 183692), (133, 154688), (152, 135352), (224, 91846), (266, 77344), (304, 67676), (448, 45923), (532, 38672), (608, 33838), (1064, 19336), (1216, 16919), (2128, 9668), (2417, 8512), (4256, 4834)]