20790912

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{1867}}^1$

素因数の和:1913

約数の個数: 64

約数和(自身を含む): 57160800

約数和(自身を除く): 36369888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 348, 384, 464, 696, 928, 1392, 1856, 1867, 2784, 3712, 3734, 5568, 5601, 7468, 11136, 11202, 14936, 22404, 29872, 44808, 54143, 59744, 89616, 108286, 119488, 162429, 179232, 216572, 238976, 324858, 358464, 433144, 649716, 716928, 866288, 1299432, 1732576, 2598864, 3465152, 5197728, 6930304, 10395456, 20790912]

約数ペア:

[(1, 20790912), (2, 10395456), (3, 6930304), (4, 5197728), (6, 3465152), (8, 2598864), (12, 1732576), (16, 1299432), (24, 866288), (29, 716928), (32, 649716), (48, 433144), (58, 358464), (64, 324858), (87, 238976), (96, 216572), (116, 179232), (128, 162429), (174, 119488), (192, 108286), (232, 89616), (348, 59744), (384, 54143), (464, 44808), (696, 29872), (928, 22404), (1392, 14936), (1856, 11202), (1867, 11136), (2784, 7468), (3712, 5601), (3734, 5568)]