20164016072

素因数分解:

$2^3\times {\mathrm{1493}}^1\times {\mathrm{1688213}}^1$

素因数の和:1689712

約数の個数: 16

約数和(自身を含む): 37832875740

約数和(自身を除く): 17668859668

約数列:

[1, 2, 4, 8, 1493, 2986, 5972, 11944, 1688213, 3376426, 6752852, 13505704, 2520502009, 5041004018, 10082008036, 20164016072]

約数ペア:

[(1, 20164016072), (2, 10082008036), (4, 5041004018), (8, 2520502009), (1493, 13505704), (2986, 6752852), (5972, 3376426), (11944, 1688213)]