18662080

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2011}}^1$

素因数の和:2057

約数の個数: 56

約数和(自身を含む): 45994320

約数和(自身を除く): 27332240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 464, 580, 928, 1160, 1856, 2011, 2320, 4022, 4640, 8044, 9280, 10055, 16088, 20110, 32176, 40220, 58319, 64352, 80440, 116638, 128704, 160880, 233276, 291595, 321760, 466552, 583190, 643520, 933104, 1166380, 1866208, 2332760, 3732416, 4665520, 9331040, 18662080]

約数ペア:

[(1, 18662080), (2, 9331040), (4, 4665520), (5, 3732416), (8, 2332760), (10, 1866208), (16, 1166380), (20, 933104), (29, 643520), (32, 583190), (40, 466552), (58, 321760), (64, 291595), (80, 233276), (116, 160880), (145, 128704), (160, 116638), (232, 80440), (290, 64352), (320, 58319), (464, 40220), (580, 32176), (928, 20110), (1160, 16088), (1856, 10055), (2011, 9280), (2320, 8044), (4022, 4640)]