128304872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{844111}}^1$

素因数の和:844136

約数の個数: 16

約数和(自身を含む): 253233600

約数和(自身を除く): 124928728

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 844111, 1688222, 3376444, 6752888, 16038109, 32076218, 64152436, 128304872]

約数ペア:

[(1, 128304872), (2, 64152436), (4, 32076218), (8, 16038109), (19, 6752888), (38, 3376444), (76, 1688222), (152, 844111)]