12961328

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{35221}}^1$

素因数の和:35252

約数の個数: 20

約数和(自身を含む): 26205168

約数和(自身を除く): 13243840

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 35221, 70442, 140884, 281768, 563536, 810083, 1620166, 3240332, 6480664, 12961328]

約数ペア:

[(1, 12961328), (2, 6480664), (4, 3240332), (8, 1620166), (16, 810083), (23, 563536), (46, 281768), (92, 140884), (184, 70442), (368, 35221)]