1916967568

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:1024

約数の個数: 80

約数和(自身を含む): 3991887360

約数和(自身を除く): 2074919792

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 92, 94, 137, 184, 188, 274, 368, 376, 548, 752, 809, 1081, 1096, 1618, 2162, 2192, 3151, 3236, 4324, 6302, 6439, 6472, 8648, 12604, 12878, 12944, 17296, 18607, 25208, 25756, 37214, 38023, 50416, 51512, 74428, 76046, 103024, 110833, 148097, 148856, 152092, 221666, 296194, 297712, 304184, 443332, 592388, 608368, 874529, 886664, 1184776, 1749058, 1773328, 2369552, 2549159, 3498116, 5098318, 5209151, 6996232, 10196636, 10418302, 13992464, 20393272, 20836604, 40786544, 41673208, 83346416, 119810473, 239620946, 479241892, 958483784, 1916967568]

約数ペア:

[(1, 1916967568), (2, 958483784), (4, 479241892), (8, 239620946), (16, 119810473), (23, 83346416), (46, 41673208), (47, 40786544), (92, 20836604), (94, 20393272), (137, 13992464), (184, 10418302), (188, 10196636), (274, 6996232), (368, 5209151), (376, 5098318), (548, 3498116), (752, 2549159), (809, 2369552), (1081, 1773328), (1096, 1749058), (1618, 1184776), (2162, 886664), (2192, 874529), (3151, 608368), (3236, 592388), (4324, 443332), (6302, 304184), (6439, 297712), (6472, 296194), (8648, 221666), (12604, 152092), (12878, 148856), (12944, 148097), (17296, 110833), (18607, 103024), (25208, 76046), (25756, 74428), (37214, 51512), (38023, 50416)]