20595968

素因数分解:

$2^8\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1930

約数の個数: 36

約数和(自身を含む): 42090048

約数和(自身を除く): 21494080

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 688, 1376, 1871, 2752, 3742, 5504, 7484, 11008, 14968, 29936, 59872, 80453, 119744, 160906, 239488, 321812, 478976, 643624, 1287248, 2574496, 5148992, 10297984, 20595968]

約数ペア:

[(1, 20595968), (2, 10297984), (4, 5148992), (8, 2574496), (16, 1287248), (32, 643624), (43, 478976), (64, 321812), (86, 239488), (128, 160906), (172, 119744), (256, 80453), (344, 59872), (688, 29936), (1376, 14968), (1871, 11008), (2752, 7484), (3742, 5504)]