12911872

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{1627}}^1$

素因数の和:1674

約数の個数: 36

約数和(自身を含む): 26621056

約数和(自身を除く): 13709184

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1627, 1984, 3254, 3968, 6508, 7936, 13016, 26032, 50437, 52064, 100874, 104128, 201748, 208256, 403496, 416512, 806992, 1613984, 3227968, 6455936, 12911872]

約数ペア:

[(1, 12911872), (2, 6455936), (4, 3227968), (8, 1613984), (16, 806992), (31, 416512), (32, 403496), (62, 208256), (64, 201748), (124, 104128), (128, 100874), (248, 52064), (256, 50437), (496, 26032), (992, 13016), (1627, 7936), (1984, 6508), (3254, 3968)]