81736048

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{46867}}^1$

素因数の和:46984

約数の個数: 20

約数和(自身を含む): 159819880

約数和(自身を除く): 78083832

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 46867, 93734, 187468, 374936, 749872, 5108503, 10217006, 20434012, 40868024, 81736048]

約数ペア:

[(1, 81736048), (2, 40868024), (4, 20434012), (8, 10217006), (16, 5108503), (109, 749872), (218, 374936), (436, 187468), (872, 93734), (1744, 46867)]