18834332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 19776100

約数列:

[1, 2, 4, 11, 22, 23, 37, 44, 46, 74, 92, 148, 253, 407, 503, 506, 814, 851, 1006, 1012, 1628, 1702, 2012, 3404, 5533, 9361, 11066, 11569, 18611, 18722, 22132, 23138, 37222, 37444, 46276, 74444, 127259, 204721, 254518, 409442, 428053, 509036, 818884, 856106, 1712212, 4708583, 9417166, 18834332]

約数ペア:

[(1, 18834332), (2, 9417166), (4, 4708583), (11, 1712212), (22, 856106), (23, 818884), (37, 509036), (44, 428053), (46, 409442), (74, 254518), (92, 204721), (148, 127259), (253, 74444), (407, 46276), (503, 37444), (506, 37222), (814, 23138), (851, 22132), (1006, 18722), (1012, 18611), (1628, 11569), (1702, 11066), (2012, 9361), (3404, 5533)]