20204928

素因数分解:

$2^7\times 3^2\times {\mathrm{17539}}^1$

素因数の和:17559

約数の個数: 48

約数和(自身を含む): 58145100

約数和(自身を除く): 37940172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 17539, 35078, 52617, 70156, 105234, 140312, 157851, 210468, 280624, 315702, 420936, 561248, 631404, 841872, 1122496, 1262808, 1683744, 2244992, 2525616, 3367488, 5051232, 6734976, 10102464, 20204928]

約数ペア:

[(1, 20204928), (2, 10102464), (3, 6734976), (4, 5051232), (6, 3367488), (8, 2525616), (9, 2244992), (12, 1683744), (16, 1262808), (18, 1122496), (24, 841872), (32, 631404), (36, 561248), (48, 420936), (64, 315702), (72, 280624), (96, 210468), (128, 157851), (144, 140312), (192, 105234), (288, 70156), (384, 52617), (576, 35078), (1152, 17539)]