388967936

素因数分解:

$2^9\times 7^1\times {\mathrm{108529}}^1$

素因数の和:108554

約数の個数: 40

約数和(自身を含む): 888209520

約数和(自身を除く): 499241584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1792, 3584, 108529, 217058, 434116, 759703, 868232, 1519406, 1736464, 3038812, 3472928, 6077624, 6945856, 12155248, 13891712, 24310496, 27783424, 48620992, 55566848, 97241984, 194483968, 388967936]

約数ペア:

[(1, 388967936), (2, 194483968), (4, 97241984), (7, 55566848), (8, 48620992), (14, 27783424), (16, 24310496), (28, 13891712), (32, 12155248), (56, 6945856), (64, 6077624), (112, 3472928), (128, 3038812), (224, 1736464), (256, 1519406), (448, 868232), (512, 759703), (896, 434116), (1792, 217058), (3584, 108529)]