18553984

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{3371}}^1$

素因数の和:3428

約数の個数: 32

約数和(自身を含む): 37833840

約数和(自身を除く): 19279856

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 3371, 5504, 6742, 13484, 26968, 53936, 107872, 144953, 215744, 289906, 431488, 579812, 1159624, 2319248, 4638496, 9276992, 18553984]

約数ペア:

[(1, 18553984), (2, 9276992), (4, 4638496), (8, 2319248), (16, 1159624), (32, 579812), (43, 431488), (64, 289906), (86, 215744), (128, 144953), (172, 107872), (344, 53936), (688, 26968), (1376, 13484), (2752, 6742), (3371, 5504)]