208982416

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{1129}}^1$

素因数の和:1663

約数の個数: 40

約数和(自身を含む): 423722880

約数和(自身を除く): 214740464

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 503, 1006, 1129, 2012, 2258, 4024, 4516, 8048, 9032, 11569, 18064, 23138, 25967, 46276, 51934, 92552, 103868, 185104, 207736, 415472, 567887, 1135774, 2271548, 4543096, 9086192, 13061401, 26122802, 52245604, 104491208, 208982416]

約数ペア:

[(1, 208982416), (2, 104491208), (4, 52245604), (8, 26122802), (16, 13061401), (23, 9086192), (46, 4543096), (92, 2271548), (184, 1135774), (368, 567887), (503, 415472), (1006, 207736), (1129, 185104), (2012, 103868), (2258, 92552), (4024, 51934), (4516, 46276), (8048, 25967), (9032, 23138), (11569, 18064)]