18124551

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 26817024

約数和(自身を除く): 8692473

約数列:

[1, 3, 9, 101, 127, 157, 303, 381, 471, 909, 1143, 1413, 12827, 15857, 19939, 38481, 47571, 59817, 115443, 142713, 179451, 2013839, 6041517, 18124551]

約数ペア:

[(1, 18124551), (3, 6041517), (9, 2013839), (101, 179451), (127, 142713), (157, 115443), (303, 59817), (381, 47571), (471, 38481), (909, 19939), (1143, 15857), (1413, 12827)]