1891884544

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{335917}}^1$

素因数の和:335946

約数の個数: 40

約数和(自身を含む): 4123729368

約数和(自身を除く): 2231844824

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 5632, 335917, 671834, 1343668, 2687336, 3695087, 5374672, 7390174, 10749344, 14780348, 21498688, 29560696, 42997376, 59121392, 85994752, 118242784, 171989504, 236485568, 472971136, 945942272, 1891884544]

約数ペア:

[(1, 1891884544), (2, 945942272), (4, 472971136), (8, 236485568), (11, 171989504), (16, 118242784), (22, 85994752), (32, 59121392), (44, 42997376), (64, 29560696), (88, 21498688), (128, 14780348), (176, 10749344), (256, 7390174), (352, 5374672), (512, 3695087), (704, 2687336), (1408, 1343668), (2816, 671834), (5632, 335917)]