19915126

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7607}}^1$

素因数の和:7644

約数の個数: 32

約数和(自身を含む): 39439872

約数和(自身を除く): 19524746

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 7607, 15214, 53249, 83677, 106498, 129319, 167354, 258638, 585739, 905233, 1171478, 1422509, 1810466, 2845018, 9957563, 19915126]

約数ペア:

[(1, 19915126), (2, 9957563), (7, 2845018), (11, 1810466), (14, 1422509), (17, 1171478), (22, 905233), (34, 585739), (77, 258638), (119, 167354), (154, 129319), (187, 106498), (238, 83677), (374, 53249), (1309, 15214), (2618, 7607)]