19479808

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{1619}}^1$

素因数の和:1682

約数の個数: 36

約数和(自身を含む): 39735360

約数和(自身を除く): 20255552

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 752, 1504, 1619, 3008, 3238, 6016, 6476, 12032, 12952, 25904, 51808, 76093, 103616, 152186, 207232, 304372, 414464, 608744, 1217488, 2434976, 4869952, 9739904, 19479808]

約数ペア:

[(1, 19479808), (2, 9739904), (4, 4869952), (8, 2434976), (16, 1217488), (32, 608744), (47, 414464), (64, 304372), (94, 207232), (128, 152186), (188, 103616), (256, 76093), (376, 51808), (752, 25904), (1504, 12952), (1619, 12032), (3008, 6476), (3238, 6016)]