19646382

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{919}}^1$

素因数の和:1440

約数の個数: 32

約数和(自身を含む): 45043200

約数和(自身を除く): 25396818

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509, 919, 1018, 1527, 1838, 2757, 3054, 3563, 5514, 6433, 7126, 10689, 12866, 19299, 21378, 38598, 467771, 935542, 1403313, 2806626, 3274397, 6548794, 9823191, 19646382]

約数ペア:

[(1, 19646382), (2, 9823191), (3, 6548794), (6, 3274397), (7, 2806626), (14, 1403313), (21, 935542), (42, 467771), (509, 38598), (919, 21378), (1018, 19299), (1527, 12866), (1838, 10689), (2757, 7126), (3054, 6433), (3563, 5514)]