19889296

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1103}}^1$

素因数の和:1148

約数の個数: 60

約数和(自身を含む): 46818432

約数和(自身を除く): 26929136

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1103, 1127, 1288, 2206, 2254, 2576, 4412, 4508, 7721, 8824, 9016, 15442, 17648, 18032, 25369, 30884, 50738, 54047, 61768, 101476, 108094, 123536, 177583, 202952, 216188, 355166, 405904, 432376, 710332, 864752, 1243081, 1420664, 2486162, 2841328, 4972324, 9944648, 19889296]

約数ペア:

[(1, 19889296), (2, 9944648), (4, 4972324), (7, 2841328), (8, 2486162), (14, 1420664), (16, 1243081), (23, 864752), (28, 710332), (46, 432376), (49, 405904), (56, 355166), (92, 216188), (98, 202952), (112, 177583), (161, 123536), (184, 108094), (196, 101476), (322, 61768), (368, 54047), (392, 50738), (644, 30884), (784, 25369), (1103, 18032), (1127, 17648), (1288, 15442), (2206, 9016), (2254, 8824), (2576, 7721), (4412, 4508)]