19646694

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15373}}^1$

素因数の和:15452

約数の個数: 24

約数和(自身を含む): 43170192

約数和(自身を除く): 23523498

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 15373, 30746, 46119, 92238, 138357, 276714, 1091483, 2182966, 3274449, 6548898, 9823347, 19646694]

約数ペア:

[(1, 19646694), (2, 9823347), (3, 6548898), (6, 3274449), (9, 2182966), (18, 1091483), (71, 276714), (142, 138357), (213, 92238), (426, 46119), (639, 30746), (1278, 15373)]