129232144

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{74101}}^1$

素因数の和:74218

約数の個数: 20

約数和(自身を含む): 252687820

約数和(自身を除く): 123455676

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 74101, 148202, 296404, 592808, 1185616, 8077009, 16154018, 32308036, 64616072, 129232144]

約数ペア:

[(1, 129232144), (2, 64616072), (4, 32308036), (8, 16154018), (16, 8077009), (109, 1185616), (218, 592808), (436, 296404), (872, 148202), (1744, 74101)]