20761148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16069}}^1$

素因数の和:16109

約数の個数: 24

約数和(自身を含む): 40496400

約数和(自身を除く): 19735252

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16069, 32138, 64276, 273173, 305311, 546346, 610622, 1092692, 1221244, 5190287, 10380574, 20761148]

約数ペア:

[(1, 20761148), (2, 10380574), (4, 5190287), (17, 1221244), (19, 1092692), (34, 610622), (38, 546346), (68, 305311), (76, 273173), (323, 64276), (646, 32138), (1292, 16069)]