18125451

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13163}}^1$

素因数の和:13192

約数の個数: 20

約数和(自身を含む): 28671192

約数和(自身を除く): 10545741

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13163, 39489, 118467, 223771, 355401, 671313, 1066203, 2013939, 6041817, 18125451]

約数ペア:

[(1, 18125451), (3, 6041817), (9, 2013939), (17, 1066203), (27, 671313), (51, 355401), (81, 223771), (153, 118467), (459, 39489), (1377, 13163)]