20982912

素因数分解:

$2^7\times 3^1\times {\mathrm{53}}^1\times {\mathrm{1031}}^1$

素因数の和:1101

約数の個数: 64

約数和(自身を含む): 56842560

約数和(自身を除く): 35859648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 318, 384, 424, 636, 848, 1031, 1272, 1696, 2062, 2544, 3093, 3392, 4124, 5088, 6186, 6784, 8248, 10176, 12372, 16496, 20352, 24744, 32992, 49488, 54643, 65984, 98976, 109286, 131968, 163929, 197952, 218572, 327858, 395904, 437144, 655716, 874288, 1311432, 1748576, 2622864, 3497152, 5245728, 6994304, 10491456, 20982912]

約数ペア:

[(1, 20982912), (2, 10491456), (3, 6994304), (4, 5245728), (6, 3497152), (8, 2622864), (12, 1748576), (16, 1311432), (24, 874288), (32, 655716), (48, 437144), (53, 395904), (64, 327858), (96, 218572), (106, 197952), (128, 163929), (159, 131968), (192, 109286), (212, 98976), (318, 65984), (384, 54643), (424, 49488), (636, 32992), (848, 24744), (1031, 20352), (1272, 16496), (1696, 12372), (2062, 10176), (2544, 8248), (3093, 6784), (3392, 6186), (4124, 5088)]