12781616

素因数分解:

$2^4\times {\mathrm{673}}^1\times {\mathrm{1187}}^1$

素因数の和:1868

約数の個数: 20

約数和(自身を含む): 24822072

約数和(自身を除く): 12040456

約数列:

[1, 2, 4, 8, 16, 673, 1187, 1346, 2374, 2692, 4748, 5384, 9496, 10768, 18992, 798851, 1597702, 3195404, 6390808, 12781616]

約数ペア:

[(1, 12781616), (2, 6390808), (4, 3195404), (8, 1597702), (16, 798851), (673, 18992), (1187, 10768), (1346, 9496), (2374, 5384), (2692, 4748)]