18720672

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{11471}}^1$

素因数の和:11501

約数の個数: 48

約数和(自身を含む): 52036992

約数和(自身を除く): 33316320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 11471, 22942, 34413, 45884, 68826, 91768, 137652, 183536, 195007, 275304, 367072, 390014, 550608, 585021, 780028, 1101216, 1170042, 1560056, 2340084, 3120112, 4680168, 6240224, 9360336, 18720672]

約数ペア:

[(1, 18720672), (2, 9360336), (3, 6240224), (4, 4680168), (6, 3120112), (8, 2340084), (12, 1560056), (16, 1170042), (17, 1101216), (24, 780028), (32, 585021), (34, 550608), (48, 390014), (51, 367072), (68, 275304), (96, 195007), (102, 183536), (136, 137652), (204, 91768), (272, 68826), (408, 45884), (544, 34413), (816, 22942), (1632, 11471)]