18815608

素因数分解:

$2^3\times 7^3\times {\mathrm{6857}}^1$

素因数の和:6884

約数の個数: 32

約数和(自身を含む): 41148000

約数和(自身を除く): 22332392

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 6857, 13714, 27428, 47999, 54856, 95998, 191996, 335993, 383992, 671986, 1343972, 2351951, 2687944, 4703902, 9407804, 18815608]

約数ペア:

[(1, 18815608), (2, 9407804), (4, 4703902), (7, 2687944), (8, 2351951), (14, 1343972), (28, 671986), (49, 383992), (56, 335993), (98, 191996), (196, 95998), (343, 54856), (392, 47999), (686, 27428), (1372, 13714), (2744, 6857)]