19665820672

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{3581}}^1$

素因数の和:3805

約数の個数: 88

約数和(自身を含む): 40826547072

約数和(自身を除く): 21160726400

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 173, 248, 256, 346, 496, 512, 692, 992, 1024, 1384, 1984, 2768, 3581, 3968, 5363, 5536, 7162, 7936, 10726, 11072, 14324, 15872, 21452, 22144, 28648, 31744, 42904, 44288, 57296, 85808, 88576, 111011, 114592, 171616, 177152, 222022, 229184, 343232, 444044, 458368, 619513, 686464, 888088, 916736, 1239026, 1372928, 1776176, 1833472, 2478052, 2745856, 3552352, 3666944, 4956104, 5491712, 7104704, 9912208, 14209408, 19204903, 19824416, 28418816, 38409806, 39648832, 56837632, 76819612, 79297664, 113675264, 153639224, 158595328, 307278448, 317190656, 614556896, 634381312, 1229113792, 2458227584, 4916455168, 9832910336, 19665820672]

約数ペア:

[(1, 19665820672), (2, 9832910336), (4, 4916455168), (8, 2458227584), (16, 1229113792), (31, 634381312), (32, 614556896), (62, 317190656), (64, 307278448), (124, 158595328), (128, 153639224), (173, 113675264), (248, 79297664), (256, 76819612), (346, 56837632), (496, 39648832), (512, 38409806), (692, 28418816), (992, 19824416), (1024, 19204903), (1384, 14209408), (1984, 9912208), (2768, 7104704), (3581, 5491712), (3968, 4956104), (5363, 3666944), (5536, 3552352), (7162, 2745856), (7936, 2478052), (10726, 1833472), (11072, 1776176), (14324, 1372928), (15872, 1239026), (21452, 916736), (22144, 888088), (28648, 686464), (31744, 619513), (42904, 458368), (44288, 444044), (57296, 343232), (85808, 229184), (88576, 222022), (111011, 177152), (114592, 171616)]