19084871

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 32

約数和(自身を含む): 23224320

約数和(自身を除く): 4139449

約数列:

[1, 13, 23, 29, 31, 71, 299, 377, 403, 667, 713, 899, 923, 1633, 2059, 2201, 8671, 9269, 11687, 20677, 21229, 26767, 28613, 47357, 50623, 63829, 268801, 615641, 658099, 829777, 1468067, 19084871]

約数ペア:

[(1, 19084871), (13, 1468067), (23, 829777), (29, 658099), (31, 615641), (71, 268801), (299, 63829), (377, 50623), (403, 47357), (667, 28613), (713, 26767), (899, 21229), (923, 20677), (1633, 11687), (2059, 9269), (2201, 8671)]