18744904

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1879}}^1$

素因数の和:1957

約数の個数: 32

約数和(自身を含む): 37224000

約数和(自身を除く): 18479096

約数列:

[1, 2, 4, 8, 29, 43, 58, 86, 116, 172, 232, 344, 1247, 1879, 2494, 3758, 4988, 7516, 9976, 15032, 54491, 80797, 108982, 161594, 217964, 323188, 435928, 646376, 2343113, 4686226, 9372452, 18744904]

約数ペア:

[(1, 18744904), (2, 9372452), (4, 4686226), (8, 2343113), (29, 646376), (43, 435928), (58, 323188), (86, 217964), (116, 161594), (172, 108982), (232, 80797), (344, 54491), (1247, 15032), (1879, 9976), (2494, 7516), (3758, 4988)]