156953168

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{138163}}^1$

素因数の和:138242

約数の個数: 20

約数和(自身を含む): 308382048

約数和(自身を除く): 151428880

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 138163, 276326, 552652, 1105304, 2210608, 9809573, 19619146, 39238292, 78476584, 156953168]

約数ペア:

[(1, 156953168), (2, 78476584), (4, 39238292), (8, 19619146), (16, 9809573), (71, 2210608), (142, 1105304), (284, 552652), (568, 276326), (1136, 138163)]