19870592

素因数分解:

$2^7\times 7^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 46055040

約数和(自身を除く): 26184448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 224, 268, 331, 448, 469, 536, 662, 896, 938, 1072, 1324, 1876, 2144, 2317, 2648, 3752, 4288, 4634, 5296, 7504, 8576, 9268, 10592, 15008, 18536, 21184, 22177, 30016, 37072, 42368, 44354, 60032, 74144, 88708, 148288, 155239, 177416, 296576, 310478, 354832, 620956, 709664, 1241912, 1419328, 2483824, 2838656, 4967648, 9935296, 19870592]

約数ペア:

[(1, 19870592), (2, 9935296), (4, 4967648), (7, 2838656), (8, 2483824), (14, 1419328), (16, 1241912), (28, 709664), (32, 620956), (56, 354832), (64, 310478), (67, 296576), (112, 177416), (128, 155239), (134, 148288), (224, 88708), (268, 74144), (331, 60032), (448, 44354), (469, 42368), (536, 37072), (662, 30016), (896, 22177), (938, 21184), (1072, 18536), (1324, 15008), (1876, 10592), (2144, 9268), (2317, 8576), (2648, 7504), (3752, 5296), (4288, 4634)]