19828252.000000000

素因数分解:

$2^4\times 3^2\times {\mathrm{1172749}}^1$

素因数の和:1172763

約数の個数: 30

約数和(自身を含む): 472618250

約数和(自身を除く): 303742394

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1172749, 2345498, 3518247, 4690996, 7036494, 9381992, 10554741, 14072988, 18763984, 21109482, 28145976, 42218964, 56291952, 84437928, 168875856]

約数ペア:

[(1, 168875856), (2, 84437928), (3, 56291952), (4, 42218964), (6, 28145976), (8, 21109482), (9, 18763984), (12, 14072988), (16, 10554741), (18, 9381992), (24, 7036494), (36, 4690996), (48, 3518247), (72, 2345498), (144, 1172749)]