19943260288

素因数分解:

$2^7\times 7^3\times {\mathrm{454247}}^1$

素因数の和:454282

約数の個数: 64

約数和(自身を含む): 46333296000

約数和(自身を除く): 26390035712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 686, 784, 896, 1372, 1568, 2744, 3136, 5488, 6272, 10976, 21952, 43904, 454247, 908494, 1816988, 3179729, 3633976, 6359458, 7267952, 12718916, 14535904, 22258103, 25437832, 29071808, 44516206, 50875664, 58143616, 89032412, 101751328, 155806721, 178064824, 203502656, 311613442, 356129648, 407005312, 623226884, 712259296, 1246453768, 1424518592, 2492907536, 2849037184, 4985815072, 9971630144, 19943260288]

約数ペア:

[(1, 19943260288), (2, 9971630144), (4, 4985815072), (7, 2849037184), (8, 2492907536), (14, 1424518592), (16, 1246453768), (28, 712259296), (32, 623226884), (49, 407005312), (56, 356129648), (64, 311613442), (98, 203502656), (112, 178064824), (128, 155806721), (196, 101751328), (224, 89032412), (343, 58143616), (392, 50875664), (448, 44516206), (686, 29071808), (784, 25437832), (896, 22258103), (1372, 14535904), (1568, 12718916), (2744, 7267952), (3136, 6359458), (5488, 3633976), (6272, 3179729), (10976, 1816988), (21952, 908494), (43904, 454247)]