19126287

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2585

約数の個数: 24

約数和(自身を含む): 29585920

約数和(自身を除く): 10459633

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511, 2539, 7533, 7617, 22851, 68553, 78709, 205659, 236127, 616977, 708381, 2125143, 6375429, 19126287]

約数ペア:

[(1, 19126287), (3, 6375429), (9, 2125143), (27, 708381), (31, 616977), (81, 236127), (93, 205659), (243, 78709), (279, 68553), (837, 22851), (2511, 7617), (2539, 7533)]