20400678

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{49277}}^1$

素因数の和:49308

約数の個数: 24

約数和(自身を含む): 46124208

約数和(自身を除く): 25723530

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 49277, 98554, 147831, 295662, 443493, 886986, 1133371, 2266742, 3400113, 6800226, 10200339, 20400678]

約数ペア:

[(1, 20400678), (2, 10200339), (3, 6800226), (6, 3400113), (9, 2266742), (18, 1133371), (23, 886986), (46, 443493), (69, 295662), (138, 147831), (207, 98554), (414, 49277)]